Over the weekend in NYC, Will Arnett and Maya Rudolph get it on at the Comedy Awards, Tribeca Film Festival came to a close with "Marvel's The Avengers" premiere, Miike Snow members and Lykke Li performed at the Bowery Hotel, Freida Pinto sported a chic red suit at the "Trishna" after party, and more. Last night's parties were all about stealing the limelight. More»

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Sorry, but we're not done discussing the wild and crazy Grammy parties that took over Los Angeles this weekend, especially since we haven't even gotten into the 15th Annual Friends 'n' Family Pre-Grammy event on Friday night. From Jonathan Davis of KoRn getting radical on stage to Robyn's DJ set, a Skrillex cameo and free-flowing drinks that got partiers loose throughout the night, here's a look at reason #38,794 the music industry knows how to throw a party better than anyone. 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»

Isabel Lucas, Henry Cavill, Freida Pinto [via]

AFI Fest continues with Thomas Jane, Rob Lowe, and Jeremy Piven's film screening; Aussie import Isabel Lucas rocks the red carpet for the Immortals 3D premiere with Kellan Lutz, Freida Pinto and Mickey Rourke; Garcelle Beauvais, Jennifer Love-Hewitt and more get pampered on the roof of The London; Zooey Deschanel and our new favorite dresser Ashley Madekwe, along with may others, step out for TV Guide's "Hot List Party" in West Hollywood—it was just another Monday in L.A. but there was plenty of action so get all the details in today's installment of Last Night's Parties.

[Terry Richardson, Sean Avery photo via] Depending on whether or not you're a sports fan, your reaction to the name "Sean Avery" may differ. A sports fan, for example, would probably say that Sean Avery is a gigantic asshole. A non-sports fan, on the other hand, might note that Sean Avery is that hockey player who likes fashion, and then say that he is rumored to be a gigantic asshole. The good news is, you're both right. More»

The Kardashian sisters, Blake Lively, Zoe Saldana, Taylor Swift and more step out for the 2011 Teen Choice Awards in Universal City where Lautner, Bieber, and "Glee" go home with big wins; Christina Ricci, Elisha Cuthbert, Felicity Huffman and some of TV's brightest rising stars attend Disney ABC Group's TCA 2011 Summer Press Tour—young Hollywood was out in numbers last night, with tweens barely old enough to drive staying out way past bedtime all over town and we've got the details in this edition of Last Night's Parties. [Selena Gomez, Justin Bieber photo via] More»

Freida Pinto, James Franco, Rupert Grint and Molly Sims hit the red carpet for the Hollywood premiere of summer blockbuster Rise of the Planet of the Apes; Cisco Adler, Warren Sapp, and Louie Vito party at Supperclub for an X Games opening day bash; Nicole Richie looks très chic rocking an Ella Moss dress with braids and hot pink lipstick at the designer's 10 Year Anniversary celebration at The Eveleigh—get your final dose before the weekend of weeknight event details in this edition of Last Night's Parties! More»