katy perry vs. adam lambert

Part Of Me (in the Shower) 

Better Than I Know & E.T. (Hot Mashup) 

Never Close The Fantastic Part Of Glory 

(Adam Lambert, Katy Perry, John Lennon, Bill Kaulitz...) 

Wide Awake vs. Never Close Our Eyes (Mashup) 

If I Had You Hot n' Cold (Mashup) 

Part of Me - Katy Perry Cover 

Better Than I Know & E.T. (Mashup)