All the Best Looks From Heidi Klum's Annual Halloween Bash

Heidi Klum threw her annual Halloween bash at Lavo in NYC on Saturday night, and the costumes definitely didn't disappoint. In addition to Heidi's incredible Jessica Rabbit costume, her guests stepped up their game to make this year's party one of the best. Jennifer Lopez and Casper Smart showed up as sexy skeletons, Gigi Hadid channeled Sandy from Grease, Emily Ratajkowski dressed up as Marge Simpson, and Ashanti donned blue body paint for her Smurf costume. Keep reading to see more of the best looks, and then check out other 2015 celebrity Halloween costumes.