The stars came out to party Friday night in Park City, and the T-Mobile Presents Google Music at Tao was the place to be for celebs who'd gathered for the Sundance Film Festival.
Mad Men star Christina Hendricks was there with her Body of Proof star husband Geoffrey Arend. Paris Hilton was dancing on stage and entertaining the crowd complete with sunglasses and black earmuffs while her DJ boyfriend boyfriend Afrojack looked on.
Wilmer Valderama, Laura Prepon, and Danny Masterson had an informal That's 70 Show Reunion.
Nick Lachey held court and celebrated a friend's bachelor party, and Scott Speedman, Mary J Blige, Anne Heche, Mario Lopez, and Quincy Jones all enjoyed the fun.