Looking back at the biggest hit singles of every year, dating to the Hot 100's 1958 launch. By Xander Zellner Billboard has been publishing weekly rankings in one form or another for over a century.

Danny and Sandy from the movie "Grease" is a classic option, or you could be Scooby-Doo and Shaggy for something fun. If you want a costume that's more Halloween themed, Freddy Krueger and his ...