J.J. Abrams and his wife Katie McGrath team up with Coach to host a star-studded Santa Monica rooftop fundraiser with big names including Joss Whedon, Jeremy Renner, Kristen Bell and Timothy Olyphant; Christinia Milian and Corey Feldman take in a classic Slick Rick performance at the Music Saves Lives benefit; Jerry Bruckheimer and former Congresswoman Gabrielle Giffords (alongside her astronaut husband) are honored at the Simon Wiesenthal Center's annual National Tribute Dinner at the Beverly Hilton; Kristin Davis hosts a high-end silent charity auction for designer handbags at a Beverly Hills manse once inhabited by Brad & Jen. There was plenty of high-end, charitably-minded fun going on last night, so make sure to check out all the action in this Thursday edition of Last Night's Parties!

Jeremy Renner & Olivia Munn at the Coach Children's Defense Fund Benefit at Bad Robot [via] More»

Last night in NYC, Jude Law made a surprise appearance at 3x1 for Ben Watts' skateboard series charity event, Vice Magazine presented "Slutever" screening at Westway, 2012 NY International Auto Show held a special preview gala, Uma Thurman hosted the Lanvin collection preview at Barneys, and so much more! Last night's parties were all about the artists and designers. More»

Last night was a whirlwind of places you wish you would have been. Los Angeles collectively celebrated it being Tuesday with everything from picnics to premieres, with heavy hitters like L.A. Reid, Ice Cube, Mena Suvari and Kimora Lee Simmons joining in the festivities. You've had enough time to shake off your daylight savings confusion by now, so come see what went down in Tinseltown with today's edition of "Last Night's Parties!" More»

Dita Von Teese, Jenna Elfman and more hit Luis Barajas and Emmy Rossum's Winter feast/cocktail party; Starz! rolls out the black carpet for the premiere of new original series "Spartacus Vengeance" in Hollywood; John Baldessari, Joel Silver, and Diane Keaton step of for the debut of Rodarte's newest collaboration with LACMA; Steve Aoki has a record release party; Mr. & Mrs. Smith throw a chichi launch party for their new travel guide book at Soho House; the Winklevi turn up at Connor Cruise's 17th bday bash at the Clippers game—it was just another Wednesday night L.A., let's discuss in this edition of Last Night's Parties. More»

Justin Timberlake, Jessica Biel and a pregnant Hilary Duff step out to support brain cancer awareness and medical research; Jon Hamm, Jenna Fischer, Nicole Richie and Eli Roth go to Spare Room to party for Mindy Kaling's new book; a very Twi-tastic premiere after party for Breaking Dawn takes a turn for the 90s with a mini Can't Hardly Wait reunion—L.A. was buzzing with events here and there on Monday, get the details in this edition of Last Night's Parties. 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»

Neil Patrick Harris, Mena Suvari, Kal Penn and John Cho step out for a 3D holiday Harold & Kumar movie premiere; Vionnet and Saks Fifth Avenue take over Mr. Chow for a champagne fashion party; Decades hosts an intimate book signing for InStyle editor Hal Rubenstein's new hardcover fashion tome; Nia Vardalos, Jason Ritter and more attend the Art & Soul book release and signing celebration at Sony—get the details on what went down in L.A. Wednesday in this installment of Last Night's Parties.

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[Justin Timberlake, Amanda Seyfried photo via] Amanda Seyfried, Justin Timberlake and Olivia Wilde hit the In Time premiere; Kate Bosworth, Anna Wintour and more join Lisa Love and Frederic Fekkai at Chateau for a fashion show and tea at Chateau; David Arquette and Karina Smirnoff step out to support burn victims; Rosanna Arquette and Liz Goldwyn get a first look at Bryan Ferry's one-man exhibition; horror movie stars and fans party with some bowling; Adrian Grenier celebrates the art of sustainability and environmental consciousness—get your final dose of party hopping details before the weekend in this edition of Last Night's Parties. More»