Over the weekend in the Hamptons, Kyle DeWoody invited her friends over to celebrate the end of the summer with Cointreau, Cara Delevingne and Chelsea Leyland hung out at the Surf Lodge and watched Zoe Kravitz's band, Lolawolf, perform, Cindy Sherman hosted the second biannual family picnic in East Hampton, and so much more! Check out what you missed over the weekend.

[Chelsea Leyland, Cara Delevingne, Zoe Kravitz via Neil Rasmus/BFAnyc.com]

Amy Sacco Steve Lewis Tom Wolfe Kim Cattrall Peter Davis Jill Zarin Martha Stewart Steve Kasuba Richard Johnson R. Couri Hay Patty Raynes rufus wainwright Bill Cunningham ben leventhal Lisa Phillips Zoe Kravitz Jennifer Lopez The Surf Lodge Nicole Miller Gayle King Christy Turlington Matt Lauer Alina Cho Cindy Sherman Laurie Anderson Ross Bleckner Ric Pipino Michael Bloomberg Adrian Grenier James Lipton Tommy Saleh Athena Calderone Chelsea Leyland Beth Rudin DeWoody Beth Stern Anne Pasternak Parties hampton classic Kyle DeWoody Ian Bradley Fiona Byrne josephine meckseper Countess Luann Lucien Smith Ralph Gibson Casey Freemont Cara Delevingne Julie Gilhart Greg Kessler Ashley Smith Jack Luber Joey Wolffer Uncle Mike Jeff Schwarz Hamptons Labor Day Weekend Brandee Brown Luke Weil Brooke Neidich James LaForce Anastasiya Siro Roger Waters Alexander Vreeland Annie Georgia Greenberg Cointreau Edwina von Gal Jeff Slonim Danielle Bernstein Lolawolf The Harbor Raw Bar & Lounge Tara Rasmus Jamie Hatchett Hamptons Labor Day Weekend Parties Hoot Hoot.com Chloe Wise Ryan Oakes Jimmy Giannopoulos James Levy Lolawolf At The Surf Lodge Dana Tang Kevin Simmons Klaus Curtis Alyssa Soros Sian Gordon EAST END WATER QUALITY INITIATIVE Federica Biondo Patrik Rzepski Nico Dutko Abby Chalmers Stephanie Garcia Nicole Jurinek Madeline Weitzman Julia Cost Sophia Verissimo Hoot.com Preview Hoot.com Launch No. 8 Pop Up Jamo Willo Rob Hirsh