This Halloween 2013, the most popular themes for a costume do not fall under what's traditional and old school. Now it is the celebrity costumes that serve as a hit! You need not look far for all you have to do is look back and review some of the trendiest looks of your celebrity idols during the recent years.

1 - Paris Hilton as Miley Cyrus

This can be deemed as the most popular Halloween celebrity costume of 2013. Even Paris Hilton herself was spotted sporting the costume complete with the giant foam finger and hairstyle set in a double bun, as stated by Telegraph UK.

2 - Chord Overstreet as Charlie Hunnam

French model Constance Jablonski attended a Robot Heart party all dressed up as Britney Spears.

Which do you think is the funniest or most interesting celebrity Halloween costume of 2013?