Last night in NYC, Tinsley Mortimer and Hannah Bronfman attended the annual Young Fellows Ball at The Frick Museum, Theophilus London DJ'd for Stylecaster's "50 Most Stylish New Yorkers," Victor Cruz and Katharine McPhee go to the Park Avenue Armory to see Audemars Piguet's Royal Oak exhibition, Mick Rock has his opening reception for The Legend Series, and so much more. Last night's parties were all about the spring attire! More»

Bruno Mars plays a private show of James Brown and Journey covers for Gwen Stefani, Cameron Diaz, Britney Spears and more at the Playboy Mansion; Taylor Jacobson and Mischa Barton step out for the opening of the new GROWZE boutique; Adrien Brody attends the intimate screening of his film Detachment; Miss Piggy, Kermit, and the rest of their Muppet crew are immortalized with a star on the Hollywood Walk of Fame—Tuesday was popping all over Los Angeles and we have the details on what went down in this edition of Last Night's Parties! More»

Vanity Fair hosts an Oscar Party worthy of the entertainment gods; Kim Kardashian attends Elton John's glamorous Academy Awards viewing party; Petra Nemcova steps out for The Weinstein Company's Oscar after party; Pharrell Williams and Esperanza Spalding enjoy themselves at Hans Zimmer's post-awards show fete; Jean Dujardin gets his Oscar engraved at the Governors Ball—Awards season wasn't officially over until the Academy Awards after parties ended in the wee hours of this morning and we have  the details on the hottest events of the evening in this installment of Last Night's Parties, Oscar Night Edition! More»

Amber Heard, Diana Agron and Raquel Welch join Vanity Fair and Montblanc at the Hotel Bel-Air; Harvey Weinstein, Jessica Chastain and James Cromwell celebrate the 40th anniversary of Charlie Chaplain's honorary Oscar; Kate Beckinsale, Chloe Moretz and Rooney Mara attend the Costume Designers Guild Awards; and Amanda Seyfried, Jennifer Carpenter and Richard Greico (!) walk the red carpet in Hollywood for the L.A. premiere of "Gone"; Pharrell hosts a dinner party with Bevy Smith, Terry Richardson, Usher, and Charlize Theron: check out all the details of what went down on "Fat" Tuesday in Last Night's Parties!

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Tilda Swinton and Sharon Stone enjoy a Pomellato and MOCA hosted private dinner at E. Baldi, followed by the celebration of the opening of Pomellato's new Rodeo Drive boutique hosted by Swinton; Leonard Maltin honors Martin Scorsese at the Santa Barbara Film Festival; Neil Patrick Harris unveils the newest M&M character—jewelry and candy were the theme for Monday in Los Angeles and we've got your inside scoop in this issue of Last Night's Parties! More»

HBO kicked things off at Circa 55, where guests like Jane Fonda, Guy Pearce, and Ewan McGregor, and winner Claire Dane munched on beef tenderloin and sipped martinis. NBC had A-listers Jon Hamm, Colin Firth, and Nicole Richie schmoozing under the stars at the Beverly Hilton rooftop - right across from where Harvey Weinstein kept the company of Golden Globe winners Meryl Streep and Jean Dujardin, as well as Leo DiCaprio and countless other guests at his annual party. See this and so much more on our Golden Globes after party round up... MORE>>

After the awards ceremony winded down, celebrities dispersed into the night and the red carpets were rolled out yet again, mostly decking the halls of the Beverly Hilton, where the majority of Sunday's after parties were held. HBO kicked things off at Circa 55, where guests like Jane Fonda, Guy Pearce, and Ewan McGregor, and winner Claire Dane munched on beef tenderloin and sipped martinis. NBC had A-listers Jon Hamm, Colin Firth, and Nicole Richie schmoozing under the stars at the Beverly Hilton rooftop - right across from where Harvey Weinstein kept the company of Golden Globe winners Meryl Streep and Jean Dujardin, as well as Leo DiCaprio and countless other guests at his annual party. More»

-Danny Huston at  the New York Premiere of "You Don't Know Jack" presented by HBO Films.

[NYMag]