Other tab look like it may be for acoustic but this song ONLY has guitar in the
chorus and it's on repeat.
Tune guitar to C# F# B E G# C#
Chorus:
[ Tab from: http://www.guitaretab.com/k/katy-perry/270030.html ]
|------------------------------------|
|------------------------------------|
|--------------------------4-4-3-4---|
|--2~~~*--4-4~~~~*--6~~~~~-4-4-3-4---|
|--2~~~*--4-4~~~~*--6~~~~~-2-2-1-2---|
|--0~~~*--2-2~~~~*--4~~~~~-----------|
~ = let chord ring out
* = palm mute
Here's my video
http://www.youtube.com/watch?v=igABq3KVSMs