Joel McHale, Victoria Justice and Giuliana Rancic step out for the L.A. Premiere of Bully at the Chinese 6 Theatres; Maria Menounos, Katherine Jenkins and the cast of "Dancing With The Stars" enjoy an after party at Mixology 101; Ariana Grande performs at a special concert for the DVD release of Alvin and the Chipmunks - Chipwrecked; Joel Kinnaman joins Mireille Enos on the red carpet for the season 2 premiere of AMC's "The Killing"—Monday night in L.A. was filled with red carpet events and we have the rundown of details and who was there in this installment of Last Night's Parties! More»

Fergie and Josh Duhamel celebrate the launch of Don "DB" Brooks' Don-A-Matrix Training method; AnnaLynne McCord is honored at the Drawing Hope International Masquerade Gala; "Grey's Anatomy" hosts The Songs Beneath The Show benefit party; the beautiful people of "90210" have a Season 4 wrap party at Pink Taco; Jane Lynch hosts the kick-off event for Adopt The Arts; Julia Roberts and Lily Collins step out for the Los Angeles premiere of Mirror Mirror—St. Patrick's Day wasn't the only reason to have a party over the weekend, and we've got all the details on the biggest events that went down in Los Angeles and the notables who attended them in this edition of Last Night's Parties! More»

Lily Collins is honored at Scarpetta by NYLON + Coach for her lovely appearance on the March cover of NYLON magazine; Magic Johnson reveals never before seen details about living with HIV with the release of his ESPN film The Announcement; Bai Ling takes to the red carpet at the Landmark Theatre for the DVD and Blue-Ray launch of High Road—Tuesday night, Los Angeles was buzzing with film releases, magazine celebrations, charity functions, and what might be the very last award show of the season and we have the lowdown for you on all of it in this edition 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»

Christmas in Washington taped its 30th show on Saturday at the National Building Museum, which brought together major names in entertainment and politics to benefit the Children's National Medical Center.

Spotted on stage and in the crowd: President and Michelle Obama and their daughters, Justin Bieber, Jennifer Hudson, country trio Band Perry, Nickelodeon star Victoria Justice, Cee Lo Green, Conan O’Brien, first grandma Marian Robinson, Selena Gomez (backstage), Vice President Joe Biden, Jill Biden, Senator Tom Harkin, and Wolf Blitzen. I mean, Blitzer. More»

Rachel Zoe, Gwen Stefani in white lab coats

Kendall and Kylie Jenner, Decades boutique are the big winners at the Hollywood Style Awards; Pink shows off her new baby Willow with husband Carey Hart at the premiere of Happy Feet Two; Gwen Stefani wins our pick as best dressed of the weekend despite the mandatory lab coats at the annual MOCA Gala which was a strange affair by all accounts; Tilda Swinton, Sharon Stone help the Academy honor Oprah; Amy Adams and Jason Segel party with Miss Piggy at The Muppets Premiere; More»