PerezHilton.com reports Britney Spears celebrated her 25th birthday last night with Paris Hilton and Fergie of the Black Eyed Peas at Teddy’s in the Hollywood Roosevelt Hotel. The power trio sat in a corner table, taking over the whole room. “The three of them seemed to be having a great time,” an onlooker reported. “Though there’s rumored to be some friction between Britney and Madonna, there wasn’t any last night when the DJ played ‘Holiday’ and the girls went crazy!”