Shipka steals the style show at PEOPLE's Ones to Watch party in L.A. Plus: Brett Eldredge, George Clooney & so much more!

LITTLE BLACK DRESS

Kristen Stewart, with costar Juliette Binoche, dazzles in a shimmering LBD at the New York Film Festival premiere of her flick Clouds of Sils Maria at Lincoln Center's Alice Tully Hall on Wednesday.