Over the weekend in NYC, Abbie Cornish celebrated the premiere of her film "The Girl" with Shaun White, Emma Watson showed up head to toe in Miu Miu for the "Struck by Lightning" premiere, Eric Bana partied at Abe & Arthurs for the "Deadfall" after party, Jason Segal and Michelle Williams cozied up together at yet another after party, and more! Last night's parties were all about getting down at the Tribeca Film Festival. More»

Last night in NYC, Woody Harrelson and Kelly Rutherford attended the screening of The Adopted, VICE magazine celebrated The Holy Trinity issue at the Family Business Gallery, Dylan Lauren supported Lucy Danziger at The Drop 10 Diet book launch, Ivanka Trump launched her Spring 2012 collection at Lord & Taylor, Ryan Reynolds admitted to working out 3 hours a day at the Hugo Boss fragrance event, and so much more! Last night's parties were all about launching into spring.

[Photo: Melanie Laurent, Woody Harrelson via PMc] More»

Last night in NYC, Clive Owen and Ludacris attend the screening and after party of "Intruders," Beyonce, Tina Knowles, and mother-in-law, Gloria Carter join First Lady Michelle Obama at the Obama fundraiser in Tribeca, Anna Sui, Phillip Lim, and Anna Sui attend the Asia Society's benefit gala, Alina Cho celebrated her birthday at the 3rd annual Pisces party with Carolina Herrera and John Demsey, Rose Bar sessions presented The Head And The Heart at the Gramercy Park Hotel, and so much more. Last night's parties were all about supporting your friends! More»

Last night in NYC, Adrien Brody and Lucy Liu attended the Detachment premiere, Forbes honored those featured on their 30 Under 30 list, Selita Ebanks hosted the Grey Goose launch of Cherry Noir with Chef Roble, Jullian James rocked out at Sway Lounge to support Musicians on Call, and so much more. Last night's parties were all about showing your support for young talent. 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»

Over the weekend, Kristen Wiig, Tina Fey, Jimmy Fallon had a few good laughs at the east coast ceremony for the Writers Guild Awards, George Steel and Lou Reed toasted Rufus Wainwright's opening night for the Prima Donna Opera, Brazil's Carnival Festival was brought to Studio 21, Madonna held a last minute tribute for Whitney Houston at Mister H, and so much more. Last night's parties were all about celebrations!

Brad Pitt, George Clooney and the rest of the Oscar nominees gather for the 84th Annual Academy Awards Nominees Luncheon at the Beverly Hilton Hotel; Channing Tatum and Rachel McAdams step out for the premiere of their new film The Vow; Meryl Streep and Glenn Close celebrate AARP Magazine's 11th Annual Movies For Grownups Awards with a cocktail party and ceremony—while most of the country was still recovering from the ritual overindulging that goes hand-in-hand with the Super Bowl, it was another eventful Monday in L.A. and we've got your inside look at the best events and beautiful people who attended them in this edition of Last Night's Parties. More»

Last night, the Weinstein Company with The Cinema Society & Forevermark hosted the premiere of "W.E." at the Top of the Standard. Guests grabbed Vita Coco waters on the way into the theater and were served Vita Coco-tini's at the party. More»

Last night, Jay-Z celebrated the reopening of his 40/40 club, Ewan McGregor and Blake Lively attended the screening and after party of Haywire, Aaron Stern presented his photo exhibit at Milk Gallery, Alice and Olivia held a dinner, and so much more. Last night's parties was all about the celebrity sightings. More»

Over the weekend, Leonardo DiCaprio brought Hollywood's elite to Avenue to party for his 37th birthday, Michelle Williams graced the red carpet for the NY Premiere of "My Week With Marilyn", Marc Jacobs and Carine Roitfeld got booksmart at Bookmarc, Michael J. Fox channeled Marty McFly at his 2011 Parkinson's benefit and so much more.  Last night's parties were all about the stars. More»

Go HERE for more photos by Jenna Mackin and tag yourself and your friends!

This past weekend the 19th Annual Hamptons International Film Festival was held in East Hampton, where film goers all got a taste of France as they celebrated film. More»