While her sister Halle Bailey channeled Halle Berry for her Halloween costume, Chlöe turned to sultry Who Framed Roger Rabbit character Jessica Rabbit for this year's look. Donning a red wig ...

The singer, who was at the party with her friend, Devon Lee Carlson, wore a red wig, cowboy hat and had a faux shotgun and gun belt, to give her costume an extra dash of the wild wild West.