Britney takes the stage

Britney Spears took to the stage for the first time in three years last night in San Diego. The set was brief - fourteen minutes in total - but featured costume changes, Pussycat Dolls-style backup dancers and light and smoke effect. Spears didn't test out any of her new material on the crowd, and instead lip-synced along to Baby One More Time, Do Somethin', I'm a Slave 4 U, Breathe on Me and