Megan Tandy, Erica Rose and Mark Foster from Foster The People hit up the imaginatively named F*CK CANCER event at Avalon Hollywood; Bruce Vilanch, Jaime Pressly, Greg Louganis, Missi Pyle and many others show up to support an ageless Christie Brinkley and John O'Hurley at the Pantages L.A. premiere of "Chicago"; composers John Williams and Rolfe Kent are the big winners at BMI's Film/TV Awards in Beverly Hills honoring achievements in film and television music; international human rights activist Archbishop Desmond Tutu is honored by Swiss luxury watchmaker Girard-Perregaux. Wednesday night was anything but boring in L.A., so check out all the charity events, stage premieres, awards shows and deep philosophical conversations that went down in this Thursday edition of Last Night's Parties!

Christie Brinkey outside the "Chicago" Opening Night [via] 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»

Lindsay Lohan steps out for Domingo Zapata's Oscars art show; Emmy Rossum and Adrian Grenier attends Global Green USA's 9th annual pre-Oscar party; Eva Longoria hosts a pre-Oscar Flamenco party; Taylor Kitsch, Bella Thorne and Lynn Collins grace the red carpet for the John Carter Los Angeles premiere; Buzz Aldrin graces The Wrap's 2012 pre-Oscar party; Jennifer Aniston is honored with a star on the Hollywood Walk of Fame—the Oscars are right around the corner and we've got your details on Wednesday's pre-awards show fetes, plus the other events that went down across Los Angeles in this installment 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»

Dennis Quaid and Aimee Teegarden step out for Beneath The Darkness; Emily Blunt kicks off a Palm Springs Film Festival; Emmy Rossum, William H. Macy, Kristen Bell, and more celebrate two Showtime original series premieres; Ewan McGregor, Channing Tatum hit the Haywire premiere and after party hosted by Playboy—Wednesday and Thursday night were all about the business we call show here in L.A. and we have all the details in this pre-weekend edition of Last Night's Parties. More»

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In the new movie Beneath The Darkness, which held its world premiere Wednesday night at the Egyptian Theatre, Dennis Quaid plays a small-town local hero who is (spoiler alert!) secretly a sadistic killer. In reality, however, the only thing Dennis Quaid enjoys killing is some tasty grooves, as he demonstrated when his band, Dennis Quaid and The Sharks, tore into a set of "rock n' roll and country soul" at the after-party at the House Of Blues. More»

[Russell Brand, Cindy Crawford, Lionel Richie, President of Mexico Felipe Calderon, Margarita Zavala Sharon Stone, Mario Lopez, James Caan photo via]

Russell Brand, Mayor Villaraigosa, Cindy Crawford, James Caan and many others greet president of Mexico Felipe Calderón in Downtown L.A. for the premiere of "Mexico: The Royal Tour"; Gerard Butler, Michelle Monaghan and Zoe Saldana hit the red carpet at the Machine Gun Preacher premiere; Eva Longoria, Vanessa Williams and more attend the kick-off party for the final season of "Desperate Housewives"; More»

[Inside HBO's 2011 Emmy after party via] Jon Hamm, Cloris Leachman, Emily Blunt, and nearly 4,000 others sit down for dinner together at the Governor's Ball; Padma Lakshmi, Stevie Nicks, Steve Buscemi and more party with Entertainment Tonight; stars and crew of "Mad Men" and "Breaking Bad" celebrate wins at Mr. C; half of Hollywood turns out for HBO's annual mega-bash at the Pacific Design Center—Sunday was one of the busiest nights of party hopping in town and we have all the details on the best post-award show fetes in this Emmy edition of Last Night's Parties. More»