Ke$ha VS. Katy Perry - Tik Tok, California Gurls, Die Young (Mashup)
Katy Perry VS Kesha FEUD (& the Dr LUKE of it All) PSYCHIC READING
Kesha ft. Katy Perry - True Love (Lyrics)
3OH!3 - STARSTRUKK (Feat. Katy Perry) [OFFICIAL MUSIC VIDEO]
Katy Perry California gurls VS Ke$ha Tik Tok
Katy Perry "California Gurls" VS. Ke$ha "TiK ToK" (Mashup)
Example vs Ke$ha vs Katy Perry - California Love Kickstarts My Drug Mash-Up
Katy Perry vs Kesha LIVE VOCAL BATTLE (Bb4 - F5)
Katy Perry vs Kesha - Dark Horse Blows (Mensepid Mashup Video)
Katy Perry Vs. Ke$ha - I Kissed A Tik Tok Girl
Ke$ha vs Katy Perry - Tik Tok Gurls (2Vegas Remix)
▶ Extraterrestrial Cannibal Katy Perry Ke$ha Mashup YouTube 360p
¿Plagio? Katy Perry VS Ke$ha: California Gurls (2010) - TiK ToK (2009) comparison
Ke$ha vs. Katy Perry (California Tik Tok Gurls)
Katy Perry vs. Kesha - Crazy Kids/Dark Horse (Mashup)
C'Mon, Get Away - Ke$ha VS Katy Perry (Mashup)
Hot N Cold On the Clock: Ke$ha vs. Katy Perry
Ke$ha vs. Katy Perry - We R all Fireworks
Katy Perry & Ke$ha (Mashup) E T Vs Supernatural