If you didn't already think they were cool enough, Hollywood starlets Blake Lively and Kristen Stewart have apparently received a stamp of approval from the godmother of all cool-girls, Patti Smith. Last night, Amazon & Lionsgate with The Cinema Society hosted the New York premiere of Cafe Society, Woody Allen's highly anticipated new film. After the star-studded screening, the cast and, yes, even the director, balled out at The Carlyle Hotel for a post-premiere bash as swanky as the film itself. A preggers Blake stunned with her baby bump, while Kristen shared rock star-worthy laughs with Patti. And what's a party without Parker Posey? Speaking from experience, we'd have to say not much. Click through for an inside look!

Who was there: Guests included Woody Allen, Kristen Stewart, Blake Lively, Parker Posey, Stephen Kunken, Kat Edmonson, Patti Smith, Anna Wintour, Patti Smith, Barbara Walters, Martha Stewart, Heidi Klum, Regis & Joy Philbin, F. Murray Abraham, Dakota Fanning, Nicholas Hoult, Debi Mazar, Fran Lebowitz, Swoosie Kurtz, Debra Messing, Bill O’Reilly, Dean Winters, Michael Imperioli, Amber Tamblyn, Carol Kane, Richard Kind, Kevin Corrigan, David Harbour, Mozhan Marno, Terry George, Mike Doyle, Geoffrey Fletcher, Christiane Seidel, Bobby Flay, Olivia Palermo, Johannes Huebl, Casey LaBow, Prabal Gurung, Cynthia Rowley, Reed Krakoff, Chris Benz, Stefano Tonchi, Sandra Brant, Alina Cho, Fern Mallis, Stella Schnabel, Chris Botti, Caroline Hirsch, Amy Sacco, Marina Rust Connor, Debbie Bancroft, Alexandra Agoston, Prince Dimitri of Yugoslavia, Daniel Benedict, Kiera Chaplin, Amy Fine Collins, Mark Seliger, Alexi Lubomirski, Nina Griscom, Lorraine Schwartz, Karen “Duff” Duffy Lambros, Will Kopelman, Sophie Sumner, and Andrew Saffir.

[Photos courtesy Patrick McMullan]