The Olsens serve up some stylish cocktails during Fashion's Night Out in N.Y.C. Plus: Megan Fox, Penélope Cruz, Joe Jonas and more

SEEING DOUBLE

Actress-designers Ashley Olsen and Mary-Kate serve up some seriously stylish cocktails at Bergdorf Goodman during Thursday's Fashion’s Night Out in N.Y.C.

See more stylish stars at Fashion Week here!