Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears "Good Morning America's" Taping Performance At Bill Graham Civic Auditorium

(Photo by Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)

Britney Spears

Britney Spears attends 'Good Morning America's' Taping Performance (Photo by Max Morse/Getty Images)

Britney Spears attends 'Good Morning America's' Taping Performance At Bill Graham Civic Auditorium on March 27, 2011 in San Francisco, California. (Photo by Max Morse/Getty Images)