United States of Pop 2009 by DJ Earworm - Ultimate Pop Song Mix
What better way to wrap up a a whole year of pop songs than mix all the the good songs into one. United States of Pop (Blame it on the Pop) mixed by DJ Earworm is the ultimate tribute to pop music from 2009.
This is an annual mash up by DJ Earworm where he mixes the top 25 pop songs of 2009 given by Billboard.com into one ultimate pop song.
Otherwise, you can watch the mixed up video to go with the song: