Here are some of the best Halloween costumes celebrities wore this weekend! Check them out below or to see more click HERE!
Joe Jonas as Sansa Stark (played by Sophie Turner, his fiancee)
Rita Ora as Post Malone
Nicky Hilton as her sister, Paris Hilton
Kendall Jenner as a Fembot from Austin Powers
Harry Styles and Elton John
Halsey as Poison Ivy
Gabrielle Union as Gwen Stefani