So I was on twitter(I only do it to look for tour/album updates etc.) and John Mayer posted this link http://www.youtube.com/watch?v=RK14Bu3ET-s and I thought that this was just some standard pop tune, then all of the sudden, she shreds the balls out of the guitar. Now I know all the real shredders will be like lawl that's not shredding! But it's still damn impressive for a pop tune
So I was on twitter(I only do it to look for tour/album updates etc.)
EDIT: that looks like the chick from the band that was on NBC that posted on here
There's a crap load of threads on her dude...