Avril Lavigne vs. Beyonce, Jason Mraz, Katy Perry, BEP, AAR - What The Hell (Megamix Mash-Up)

Mash-up I made using: Avril Lavigne - What The Hell Beyonce - Halo Jason Mraz - I'm Yours Katy Perry - Firework Katy Perry - Hot N Cold All-American Rejects - Dirty Little Secret Black Eyed Peas - I Gotta Feeling Enjoy!