Welcome to the official Good Morning America post. Britney goes on around noon PST. This post will be updated as new updates occur.
Here's a video of Brit's dancers rehearsing. Some fans are worried they haven't seen Britney rehearse yet!
UPDATE: Check out the huge crowd of people waiting for Brit's performance!
UPDATE: Britney just Tweeted:
Getting ready to take the stage in beautiful San Francisco. - Britney
UPDATE: Live Stream!
UPDATE: Britney during the breakdown in Hold It Against Me.
UPDATE: Brit dancing to Big Fat Bass.
UPDATE: Till The World Ends
UPDATE: BFB video!
UPDATE: Tweeted fans after her show, saying:
PS - Even my dad had a great time! http://twitpic.com/4e1v3g -Britney
Leaving the Castro District. I wanted to see more but I could barely get out the car!!! I love you all SO much -Brit
Just wrapped GMA. I love love love you San Francisco! -Britney
UPDATE: Here she is leaving Castro:
UPDATE: Video of Britney being honored!