In the week leading up to Halloween, celebs have already gotten into the spirit by dressing up in their best costumes for the weekend pre-parties. Some opted to go for a sexy look, while others opted to go as their favorite television and movie characters. 

Some of the most standout and most talked about costumes were Paris Hilton's Miley Cyrus outfit, and Serge Ibaka's Akeem from "Coming to America." Check out some of your favorite celebs decked out in Halloween gear in the above slide: