Steven Tyler and Tommy Hilfiger hit up the Viper Room for an evening of music with The Click Clack Boom and a photography exhibit by Mia Tyler; Larry David and Jane Lynch join stars Sean Hayes, Chris Diamantopoulos and Will Sasso for the Los Angeles premiere of their new movie The Three Stooges; Moby, Danny Masterson and Giovanni Ribisi attend the opening reception for photographer Alex Prager's exhibition at M+B Gallery in West Hollywood—get the rundown on who partied where this weekend in Los Angeles in this installment of Last Night's Parties! More»

Guy Ritchie, Rachel McAdams, Jared Harris, Noomi Rapace, Robert Downey Jr.

Colin Firth, Gary Oldman and Emily Blunt celebrate the Tinker Tailor Soldier Spy premiere; Mark Ronson DJs the G-Star Rodeo Drive store opening for a slew of scenesters; Guy Ritchie, Robert Downey Jr. and Rachel McAdams step out for the Sherlock Holmes premiere; Mindy Kaling, Ed Helms, Will Arnett and Adam Scott attend an NBC Universal holiday party—it all went down Tuesday in L.A., get your details in this edition of Last Night's Parties. More»

Olivia Wilde, Sandra Bullock, and Ryan Reynolds congregate in Westwood for an overdose of beautiful people at The Change-Up premiere and after party; Elle MacPherson, Nick Lachey, Sara Bareilles, Christina Applegate and a smattering of other stars kick off the NBC Press Tour with a party at the SLS Hotel in Beverly Hills—get all the details you need to know on Monday's hottest star-studded events in today's edition of Last Night's Parties. [Leslie Mann, Olivia Wilde, Jason Bateman, Ryan Reynolds photo via] More»

Go HERE for more photos by Jenn Gellman and Millie Acosta, and tag yourself and your friends!

City of Hope, a leading research and treatment center for cancer, diabetes, and other life-threatening diseases, honored three women yesterday for their philanthropic and business achievements at their "Woman Of The Year" Benefit Luncheon. More»

We began our night feeding my ongoing musical obsession at the City Center Encore's production of Damn Yankees. The last City Center Production we went to was last summer's Gypsy with Patti Lupone. As you may know, the production transferred to Broadway and garnered Tony Awards this year for not only Patti Lupone but also for her co-stars Boyd Gaines and Laura Benanti. So we had very high hopes for this production and we weren't disappointed.

Scott has a theory that it must be in Cheyenne's contract that he be shirtless in every show that he appears, much like his theory that Sarah Jessica Parker's contract states that she be referred to as beautiful at least a half dozen times in any screenplay.

More dish from evening:

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