The hautest ticket in New York last night was the Solomon R. Guggenheim Museum’s Young Collector’s Council pre-party for the 2016 Guggenheim International Gala, featuring a #lit live performance by Banks. Guests decked out in Dior made statement-making appearances before the bash, including Marion Cotillard, Alexa Chung, Hannah Bronfman, and Eva Chen. Click through for our best dressed picks!

[Photos by Zach Hilty/]