Emma Stone, Ryan Gosling
Credit: D Dipasupil/FilmMagic

"He's Canadian, he's dapper, and he's a real cut-up," said Emma Stone (in Tom Ford) who was the envy of every woman as she walked the red carpet with on-screen love interest Ryan Gosling at the New York City premiere of Crazy, Stupid, Love. "Working with him was everything you'd imagine it to be." Click through the photos to see Blake Lively, Adrian Grenier and more stars at last night's hottest parties!

Bronwyn Barnes, with reporting by Grace Lee