Katy Perry-Et (Lycan Remix)

http://soundcloud.com/necro-soulid/katy-perry-et-lycan-remix

If you like follow!
I’ll update with the finished version when I finish.
What can I improve on?

katy perry is terrible.

Cool story bro.

It’s generally a good idea to tune / transpose the music to match the vocals or vice versa. At the moment they sound totally out of tune with each other and synth seems like it belongs to a different song.