Jessica Biel Won Halloween With Her Justin Timberlake Costume

Though Halloween 2019 is still a few days away, many of your favorite celebrities have already celebrated the spooky holiday with some seriously creative costumes. This weekend in particular, countless Hollywood stars stepped out as cartoon characters, '90s icons, frightening clowns, and everything in between while attending various high-profile All Hallows' Eve parties. To save you time catching up on the highlights, we've rounded up the very best celeb costumes that we've seen so far this year: