Some Random Mashups: Who’d Have 21 Guns Lily Allen vs. Green Day Faithful Danse Fatman Scoop vs. Stromae Rude Encore Rihanna vs. Bassnectar Gimme More Girlfriend Britney Spears vs. Avril Lavigne I Like To Lose My Slave 4 U Britney Spears vs. Destiny’s Child vs. Reel 2 Real Run It Sexyback Mashup Chris Brown vs. Justin Timberlake Mashup The Bay City Rollers vs. Wild Child vs. Who Da Funk Say Crank That Soulja Boy vs. Wiz Khalifa Only Girl (In The Firework) Rihanna vs. Katy Perry Don't Cha Masquerade With The ... The Pussycat Dolls ft. Busta Rhymes vs. Tiga ft. Zyntherius Pink Night Pink vs. Deep Purple Born This Way Lady Gaga vs. Jason Derulo