Lunchtime Lowdown: Kelly Osbourne Dances with Pussycat Dolls; Rihanna Begins Filming 'Battleship'
• Kelly Osbourne works it with the Pussycat Dolls on stage in L.A. (Celebuzz)
• Rihanna begins filming Battleship, her feature film debut, in Hawaii! (MTV News)
• Jane Lynch brings laughter to the set of Nickelodeon's iCarly. (Just Jared)
• David Letterman's blackmailer is released from the jail early. (Pop Eater)
• Check out the hottest celebrity swimsuit pics of the summer! Hello, Zac Efron! (PopSugar)
• Happy 90210 day! Do you know the reason for celebration? (Huffington Post)
• Extra seriously injured on the Transformers 3 set after stunt. (TMZ)
