By Meghan Blalock
Updated Oct 24, 2012 @ 9:50 am
Credit: Getty Images

It's Halloween season, and celebrities are stepping out in their spookiest garb! Top Chef's Padma Lakshmi transformed into a witch, complete with teal hair and purple hat, to host the 11th annual Dream Halloween New York party at Hard Rock Cafe, which raised money for Keep A Child Alive to support children and families affected by HIV/AIDS. Click through the gallery to see more celebrity Halloween costumes.