Over the weekend in NYC, Domenico Dolce and Stefano Gabbana celebrated the opening of the new Dolce & Gabbana boutique with a star-studded bash hosted by Giovanna Battaglia, Miranda Kerr and Karolina Kurkova headed over to Net-A-Porter.com's lavish party at Omar's, Leonardo DiCaprio, Baz Luhrmann, and Carey Mulligan partied at the Top of the Standard for "The Great Gatsby" after party, and so much more!

Last night in NYC, Joe Mimran, Mickey Boardman, Johan Lindeberg, Cynthia Rowley dined at the New Museum to honor artist Richard Phillips, Rooney Mara stepped out to support her older sister Kate at the premiere of her Netflix series "House of Cards," the new Greenwich Village hotspot, Cole's, hosted a dinner for the Young Friends of ACRIA, and so much more!

From Courtney Love's performance at the Star Bar, to Kate Bosworth and fiance Michael Polish celebrating the premiere of their film "Big Sur," to Elizabeth Olsen and Dakota Fanning hanging out with Jake Gyllenhaal's mom at the Nur Khan Lounge, Sundance parties wrapped up this weekend. Check out our round up of some of the top parties from Park City this weekend.

Sundance 2013 kicked off this weekend, and film buffs flocked to Park City again this year. From Dave Groh's sold-out concert at Park City Live with Stevie Nicks, to Jessica Biel and Ringo Starr hanging out at The Westway, to Avicii and Matisyahu's blow out performances, here is a round up of some of the top bashes from Sundance's first weekend.

[Lulu Johnson, Betsey Johnson, Cyndi Lauper]

Last night in NYC, Betsey Johnson celebrated her 70th birthday at her spring Fashion Show with a special performance by Cyndi Lauper, Marina Abrmamovic hosted Muse Magazine's 31st issue private dinner party at the Gramercy Park Hotel, Elizabeth Olsen attended Richard Phillips' opening exhibition at the Gagosian Gallery, Kirsten Dunst and Karlie Kloss toasted to the Mulleavy's spring collection at Acme, and so much more!

Last night at Slate, Daniel Radcliffe raised a glass (and a ping pong paddle!) with cast and crew in celebration of the end of shooting for Kill Your Darlings, a literary crime caper involving Beat poets Jack Kerouac, William Burroughs, and Allen Ginsberg. Although Mr. Radcliffe was a little press shy, we talked to co-stars Michael C. Hall, Ben Foster, Dane DeHaan, and Sara Hollis in between serves and asked: who is your favorite writer? Perfect timing considering today is World Book Day!

[Michael C. Hall] [Sarah Hollis] More»

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»

Kate Hudson, Cameron Diaz, Drew Barrymore [via]

Michelle Williams, Jennifer Garner and more attend special screenings of their films showing in the 2011 AFI Fest; Robert Pattinson, Jon Hamm and more honor the work of those behind the scenes in entertainment; the first ever LACMA Art + Film gala co-hosted by Leonardo DiCaprio brings out one of the most star-studded crowds we've ever seen, with everyone from Zac Efron, Clint Eastwood and Zoe Saldana, to Stevie Wonder, Julian Schnabel and Jane Fonda—we, could keep going but we'll stop there, so come take a look at everything that went down this busy weekend in L.A. in a super-size edition of Last Night's Parties.

Christian Louboutin celebrated 20 years in the shoe biz with Blake Lively and the Olsens at Barney's, Anne Hathaway presented at the Princess Grace Awards, Anja Rubik, Coco Rocha and Alexa Chung swung by the new Pucci boutique in Saks, Courtney Love attended a private screening of Rampart, Tory Burch toasted Mindy Kaling's new book and so much more.  Last night's parties were all about honoring the best in fashion, comedy and film! [Photo via BFA]