We've said it once, and we will certainly say it again, we just can't wait for Ben Watt's Shark Attack Sounds Party. As we've watched the most epic party of the summer grow from just a little get together to the party of the summer, we lost track of the years, all 10 of them. That's right, this quintessential summer bash complete with A-List celebs, the most current DJs of the moment and more ridiculous get-ups than we can count, turns a decade old this year. More»

Jon Hamm, Matt Stone, Trey Parker and Eli Roth rock out to a surprise Duran Duran performance at the "South Park" 15 Year Anniversary; Dim Mak takes over Dim Mak Studios and Paul & Andre for the label's 15th birthday with DJ sets by Steve Aoki and slew of others; Kate Bosworth, Julia Clancey and more toast Christopher Bollen's first novel with Interview Magazine at Soho House—there was much to celebrate around L.A. on Tuesday, let's go through the details in this edition of Last Night's Parties. More»