Instagram Co-Founder Kevin Systrom's Beach Bash
Where: Kevin Systrom's Water Mill summer house
Who was there: Guests included Jemima Kirke, Karlie Kloss, Nicky Hilton, Kelly Rutherford, Nicole Trunfio, Adrian Grenier, Lauren Santo Domingo, Jill Zarin, Adam Dell, Mo Koyfman, Kristian Laliberte, Patrick McMullan, Arden Wohl, Kim Ovitz, and Jennifer Creel.
Other details: Instagram co-founder Kevin Systrom hosted a beach party at his Water Mill home on Saturday night. Guests joined stars including Karlie Kloss & Lauren Santo Domingo on the beach where the DJ was set up.
[Photo via @mrsjillzarin]