Ke$Ha Vs Will.i.am Ft. Justin Bieber -

Ke$ha vs will.i.am ft. Justin Bieber - #CrazyPOWER (Remix) by 2Vegas

Ke$ha vs. will.i.am ft. Justin Bieber - #dieYOUNG (Mashup)

Ke$ha Vs. Will i am Ft. Justin Bieber (2Vegas Mashup Remix)

will.i.am - #thatPOWER ft. Justin Bieber

Rihanna vs will.i.am ft. Justin Bieber vs Ke$ha vs Kerli - Ooh La La "Minimix" (ft. DjPyromania)

Will I Am ft Justin Bieber vs. Kesha - That Die Young POWER (Acap Out)

Ke$ha feat. will.i.am, Paki, Justin Bieber & Kenny Ray - I Love To Take That Power Off

Ke$ha - Crazy Kids ft. will.i.am

#CrazyPowerKids (Kesha, will.i.am. and Justin Bieber)

Mashups and Remixes by Rich

will.i.am - #thatPOWER ft. Justin Bieber (Audio)

Ke$ha - Crazy Kids Feat Will.i.Am

will.i.am, Ke$ha Mashup Medley (#thatPower, Fall Down, Scream & Shout, Die Young, Crazy Kids, Hello)

Pitbull - Timber (Official Video) ft. Ke$ha

will.i.am - Scream & Shout ft. Britney Spears

that QUEDA (MASHUP) - Gloria Groove VS. will.i.am, Justin Bieber

ZOZI

Ke$ha - Crazy Kids (audio) ft. will.i.am

Dimitri Vegas & Like Mike Vs. Kesha ft. Will.i.am - Mammoth Vs. Crazy Kids (RMG Remix)

will.i.am - This Is Love ft. Eva Simons

DJ Khaled - I'm The One ft. Justin Bieber, Quavo, Chance the Rapper, Lil Wayne