via yardie (check out all of the grammy performances on his site)

Part of me thinks that this song is catchy and the other part was turned off by Katy Perry’s hair color at her Grammy performance that you can watch above.  She had that power ranger swag…pause. Regardless of my opinion, you should check out the full track below.  Could this track be directed toward Russell Brand?
Download: Katy Perry- “Part Of Me”