2011 Pre-GRAMMY Gala & Salute To Industry Icons Honoring David Geffen - Show

BEVERLY HILLS, CA - FEBRUARY 12: Singer Whitney Houston performs at the 2011 Pre-GRAMMY Gala and Salute To Industry Icons Honoring David Geffen at Beverly Hilton on February 12, 2011 in Beverly Hills, California. (Photo by Larry Busacca/Getty Images)

Clive Davis And The Recording Academy's 2011 Pre-GRAMMY Gala And Salute To Industry Icons Honoring David Geffen - Inside

BEVERLY HILLS, CA - FEBRUARY 12: (EXCLUSIVE COVERAGE) (L-R) Singer Whitney Houston, Singer Dionne Warwick and Bobbi Kristina Brown arrives at the 2011 Pre-GRAMMY Gala and Salute To Industry Icons Honoring David Geffen at Beverly Hilton on February 12, 2011 in Beverly Hills, California. (Photo by Larry Busacca/Getty Images For The Recording Academy)

2010 Keep A Child Alive's Black Ball

NEW YORK - SEPTEMBER 30: Singer Cissy Houston and daughter singer Whitney Houston attend the 2010 Keep A Child Alive's Black Ball at the Hammerstein Ballroom on September 30, 2010 in New York City. (Photo by Stephen Lovekin/Getty Images)

Whitney Houston In Concert

BERLIN - MAY 12: US-American singer Whitney Houston performs live during a concert at the O2 World on May 12, 2010 in Berlin, Germany. The concert is part of the 2010 Nothing But Love tour to promote the album I Look To You. (Photo by Jakubaszek/Getty Images)

Whitney Houston Performs At The O2 Arena

LONDON - APRIL 25: Whitney Houston performs at the O2 Arena on April 25, 2010 in London, England. (Photo by Samir Hussein/Getty Images)

Whitney Houston Arrives South Korea

INCHEON, SOUTH KOREA - FEBRUARY 03: Singer Whitney Houston arrives at Incheon International Airport on February 3, 2010, in Incheon, South Korea. Whitney Houston is scheduled to play her concerts in South Korea on February 6 and 7 and set to kick off her world tour "Nothing but Love World Tour" for her latest album "I Look to You" in South Korea next month. (Photo by Chung Sung-Jun/Getty Images)

Whitney Houston Arrives South Korea

INCHEON, SOUTH KOREA - FEBRUARY 03: Singer Whitney Houston arrives at Incheon International Airport on February 3, 2010, in Incheon, South Korea. Whitney Houston is scheduled to play her concerts in South Korea on February 6 and 7 and set to kick off her world tour "Nothing but Love World Tour" for her latest album "I Look to You" in South Korea next month. (Photo by Chung Sung-Jun/Getty Images)

2010 BET Honors - Show

WASHINGTON - JANUARY 16: Whitney Houston (C) reacts when Ne-Yo annouces that her Album has gone double platinum durng the 2010 BET Honors at the Warner Theatre on January 16, 2010 in Washington, DC. (Photo by Kris Connor/Getty Images)

2009 American Music Awards - Show

LOS ANGELES, CA - NOVEMBER 22: Singer Whitney Houston accepts the Winner of International - Favorite Artist Award onstage at the 2009 American Music Awards at Nokia Theatre L.A. Live on November 22, 2009 in Los Angeles, California. (Photo by Kevork Djansezian/Getty Images)

Wetten dass...? New Season With Michelle Hunziker And Thomas Gottschalk

FREIBURG IM BREISGAU, GERMANY - OCTOBER 03: Singer Whitney Houston performs during the Wetten dass...? show at the Messe Freiburg on October 3, 2009 in Freiburg, Germany. (Photo by Miguel Villagran/Getty Images)

Wetten dass...? New Season With Michelle Hunziker And Thomas Gottschalk

FREIBURG IM BREISGAU, GERMANY - OCTOBER 03: Singer Whitney Houston performs during the Wetten dass...? show at the Messe Freiburg on October 3, 2009 in Freiburg, Germany. (Photo by Miguel Villagran/Getty Images)

2009 GRAMMY Salute To Industry Icons: Clive Davis - Show

BEVERLY HILLS, CA - FEBRUARY 07: Singer Whitney Houston performs at the 2009 GRAMMY Salute To Industry Icons honoring Clive Davis at the Beverly Hilton Hotel on February 7, 2009 in Beverly Hills, California. (Photo by Kevin Winter/Getty Images)

Whitney Houston Performs on ABC's "Good Morning America"

NEW YORK - SEPTEMBER 01: Whitney Houston performs on ABC's "Good Morning America" on September 1, 2009 in New York City. (Photo by Larry Busacca/Getty Images)

51st Annual Grammy Awards - Show

LOS ANGELES, CA - FEBRUARY 08: Singer Whitney Houston speaks during the 51st Annual Grammy Awards held at the Staples Center on February 8, 2009 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Bernard Hopkins v Joe Calzaghe

LAS VEGAS - APRIL 19: Performers Whitney Houston and Ray-J sit ringside for the Joe Calzaghe of Wales and Bernard Hopkins light heavyweight bout at Thomas & Mack Center on April 19, 2008 in Las Vegas, Nevada. (Photo by John Gichigi/Getty Images)

Clive Davis Pre-GRAMMY Party - Arrivals

BEVERLY HILLS, CA - FEBRUARY 09: (L-R) Musician Alicia Keys, Chairman and CEO BMG USA Clive Davis and singer Whitney Houston arrive at the Legendary Clive Davis Pre-Grammy Party held at the Beverly Hilton Hotel on February 9, 2008 in Beverly Hills, California. (Photo by Vince Bucci/Getty Images)

17th Mercedes-Benz Carousel of Hope Ball - Arrivals

BEVERLY HILLS, CA - OCTOBER 28: Singer Whitney Houston arrives at the 17th Annual Mercedes-Benz Carousel of Hope Ball at the Beverly Hilton Hotel on October 28, 2006 in Beverly Hills, California. (Photo by Michael Buckner/Getty Images)

Christian Dior Launches "D'Trick"

LOS ANGELES - JUNE 3: Singers Whitney Houston and Bobby Brown arrive at the Christian Dior "D'Trick" Launch Party on June 3, 2004 at Fenix Restaurant at the Argyle Hotel in Los Angeles, California. (Photo by Amanda Edwards/Getty Images)

CA: 25 Strong: The BET Silver Anniversary Celebration

LOS ANGELES - OCTOBER 26: Singer-actress Whitney Houston onstage during the taping of "25 Strong: The BET Silver Anniversary Celebration" at The Shrine auditorium in Los Angeles, California. The event highlighted 25 years of programming on Black Entertainment Television. (Photo by Vince Bucci/Getty Images)

U.S. singer Whitney Houston performs at the MTV Eu

BARCELONA, SPAIN - NOVEMBER 14: U.S. singer Whitney Houston performs at the MTV European Music Awards in Barcelona's Sant Jordi stadium, Spain Thursday Nov. 14, 2002. AFP AP Photo/POOL, Denis Doyle (Photo credit should read DENIS DOYLE/AFP/Getty Images)

Pop diva Whitney Houston holds her Grammy award fo

LOS ANGELES, UNITED STATES: Pop diva Whitney Houston holds her Grammy award for Best Female Rythm and Blues Vocal Performance for "It's Not Right but It's Okay" at the 42nd Annual Grammy Awards at the Staples Center in Los Angeles 23 February, 2000. (ELECTRONIC IMAGE) AFP PHOTO VINCE BUCCI (Photo credit should read Vince Bucci/AFP/Getty Images)

World Music Awards 2004 - Show

LAS VEGAS, NV - SEPTEMBER 15: Singer Whitney Houston is seen performing on stage during the 2004 World Music Awards at the Thomas and Mack Center on September 15, 2004 in Las Vegas, Nevada. (Photo by Kevin Winter/Getty Images)

World Music Awards 2004 - Show

LAS VEGAS, NV - SEPTEMBER 15: Singer Whitney Houston is seen performing on stage during the 2004 World Music Awards at the Thomas and Mack Center on September 15, 2004 in Las Vegas, Nevada. (Photo by Pascal Le Segretain/Getty Images)

World Music Awards 2004 - Show

LAS VEGAS, NV ? SEPTEMBER 15: Singer Whitney Houston is seen performing on stage during the 2004 World Music Awards at the Thomas and Mack Center on September 15, 2004 in Las Vegas, Nevada. (Photo by Pascal Le Segretain/Getty Images)

World Music Awards 2004 - Show

LAS VEGAS, NV ? SEPTEMBER 15: Singer Whitney Houston is seen performing on stage during the 2004 World Music Awards at the Thomas and Mack Center on September 15, 2004 in Las Vegas, Nevada. (Photo by Pascal Le Segretain/Getty Images)

The Princess Diaries 2 Royal Engagement Film Premiere

ANAHEIM, CA - AUGUST 7: Producer/recording artist Whitney Houston (C), recording artist Bobby Brown and a unidentified guest attend the film premiere of "The Princess Diaries 2: Royal Engagement" at Disneyland on August 7, 2004 in Anaheim, California. The film "The Princess Diaries 2: Royal Engagement" opens in theaters nationwide on August 11, 2004. (Photo by Frederick M. Brown/Getty Images).

The Princess Diaries 2: Royal Engagement Premiere

ANAHEIM, CA - AUGUST 7: Actress/singer Whitney Houston arrives at The Princess Diaries 2: Royal Engagement Premiere held at Downtown Disneyland e on August 7, 2004 in Anaheim, California. (Photo by Frazer Harrison/Getty Images)

32nd Annual Songwriters Hall of Fame

Dionne Warwick and Whitney Houston at the Songwriters Hall of Fame 32nd Annual Awards at The Sheraton New York Hotel and Towers in New York City on June 14, 2001 Photo by Scott Gries/ImageDirect

VH1 Divas Duets - Show

LAS VEGAS - MAY 22: (L-R) Singers Beyonce, Jewel, Mary J. Blige, Whitney Houston, Stevie Wonder, Chaka Khan, Queen Latifah, and Ashanti perform at the VH1 Divas Duets, a concert to benefit the VH1 Save the Music Foundation held at the MGM Grand Garden Arena on May 22nd, 2003 in Las Vegas, Nevada. (Photo by Frank Micelotta/Getty Images)

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1/15/00 New York, NY. Whitney Houston performing at Radio City Music Hall during the Roy Jones vs. David Telesco fight. Photo by Rory Storm/Online USA, Inc.

(FILES) US pop star and entertainer Mich

(FILES) US pop star and entertainer Michael Jackson (2R) gathers with Elizabeth Taylor (L), Liza Minnelli (2L) and Whitney Houston (R) at the United Nego College Fund dinner at a New York hotel March 10, 1988 in New York. Michael Jackson died on June 25, 2009 after suffering a cardiac arrest, sending shockwaves sweeping across the world and tributes pouring in on June 26 for the tortured music icon revered as the "King of Pop." AFP PHOTO/Mark CARDWELL (Photo credit should read MARK CARDWELL/AFP/Getty Images)

1999 WNBA All-Star Game

NEW YORK - JULY 14: Singer Whitney Houston performs the national anthem at the 1999 WNBA All-Star Game played July 14, 1999 at Madison Square Garden in New York, New York. NOTE TO USER: User expressly acknowledges that, by downloading and or using this photograph, User is consenting to the terms and conditions of the Getty Images License agreement. Mandatory Copyright Notice: Copyright 1999 NBAE (Photo by Lou Capozzola/NBAE via Getty Images)

One of the world's most popular US singer Whiteny

BEVERLY HILLS, UNITED STATES: One of the world's most popular US singer Whiteny Houston, her husband, US singer Bobby Brown and their daughter Christina, arrive 11 October 1998 at the International Achievement in Arts Awards in Beverly Hills. Houston and Brown married in 1992. AFP PHOTO Lucy NICHOLSON (Photo credit should read LUCY NICHOLSON/AFP/Getty Images)

US star Whitney Houston performs in a concert in t

ZURICH, SWITZERLAND: US star Whitney Houston performs in a concert in the Hallenstadion in Zurich 01 September 1999, attended by more than 10.000 spectators. (ELECTRONIC IMAGE) (Photo credit should read WALTER BIERI/AFP/Getty Images)

1999 VH1 Divas Live

Whitney Houston performs during the VH1 DIVAS LIVE '99 at the Beacon Theatre in New York on Tuesday, April 13. Other performers include Brandy, Tina Turner, and Cher, with a special performance by Elton John. Photo by Frank Micelotta/ImageDirect.

1999 VH1 Divas Live

Chaka Khan (left), and Whitney Houston perform during the finale of the VH1 DIVAS LIVE '99 at the Beacon Theatre in New York on Tuesday, April 13. Other performers include Brandy, Tina Turner, and Cher, with a special performance by Elton John. Photo by Frank Micelotta/ImageDirect.

41st Annual Grammy Awards - Show

Sting and Whitney Houston at the 1999 Grammy Awards held in Los Angeles, CA on February 24, 1999 Photo by Frank Micelotta/ImageDirect

1998 Billboard Music Awards

Whitney Houston performing on the 1998 Billboard Music Awards at the MGM Grand in Las vegas, NV. (Photo by Frank Micelotta/ImageDirect)

Whitney Houston at MTV Europe Music Awards 1999

DUBLIN - NOVEMBER 11: Soul diva Whitney Houston performs at the MTV Europe Music Awards 1999, The Point, Dublin, Republic of Ireland, November 11, 1999. She picked up an award at the ceremony for Best R'n'B Act. (Photo by Dave Hogan/Getty Images)

1994 WORLD CUP FINAL

17 JUL 1994 : WHITNEY HOUSTON SINGS DURING THE CLOSING CEREMONY OF THE WORLD CUP BEFORE THE ITALY V BRAZIL 1994 WORLD CUP FINAL AT THE ROSE BOWL STADIUM IN PASADENA CALIFORNIA. Mandatory Credit: Billy Stickland/ALLSPORT

Super Bowl XXV: New York Giants v Buffalo Bills

TAMPA, FL - JANUARY 27: Whitney Houston sings the National Anthem before a game with the New York Giants taking on the Buffalo Bills prior to Super Bowl XXV at Tampa Stadium on January 27, 1991 in Tampa, Florida. The Giants won 20-19. (Photo by George Rose/Getty Images)

Superstar singer Whitney Houston (R) poses with hu

LOS ANGELES, CA - DECEMBER 7: Superstar singer Whitney Houston (R) poses with husband, singer Bobby Brown (L) 15 March at Eighth Annual Soul Train Music Awards. Houston received the Sammy Davis Jr. Award for entertainer of the year. (Photo credit should read VINCE BUCCI/AFP/Getty Images)

Singer Whitney Houston sings at the ceremony dedic

FLUSHING MEADOWS, UNITED STATES: Singer Whitney Houston sings at the ceremony dedicating the new Arthur Ashe Stadium at the USTA National Tennis Center at the US Open 25 August, in Flushing Meadows, NY. AFP PHOTO Jon LEVY (Photo credit should read JON LEVY/AFP/Getty Images)

Singer Whitney Houston (R) and her husband singer

LOS ANGELES, UNITED STATES: Singer Whitney Houston (R) and her husband singer Bobby Brown (L) arrive at the 50th Annual Primetime Emmy Awards 13 September at the Shrine Auditorium in Los Angeles, CA. AFP PHOTO Lucy NICHOLSON/mn (Photo credit should read LUCY NICHOLSON/AFP/Getty Images)

Whitney Houston waves to the crowd at the 36th Ann

NEW YORK, UNITED STATES: Whitney Houston waves to the crowd at the 36th Annual Grammy Awards in New York 01 March 1994 after she was honored for Record of the Year, "I'll Always Love You," and Album of the Year, the soundtrack from the film "The Bodyguard." At rear is her producer David Foster, who shared the honors with her. (Photo credit should read POOL/AFP/Getty Images)