This is my first tab. I hope it's good enough...
INTRO:
E-------------------5-5----3--3-3-3--3-3--3-3--|
B----------------------------------------------|
G----7--7-7-7--7-7-----------------------------|
D----------------------------------------------|
A----------------------------------------------|
E----------------------------------------------|
This is the main part of the song. It's played through all the song verses.
CORUS:
E------------5-5-5----3-3-3--3-3-3-3-3-3-------|
B----------------------------------------------|
G----7-7-7-------------------------------------|
D----------------------------------------------|
A----------------------------------------------|
E----------------------------------------------|
Just go ahead and hate on me and run your mouth so everyone can hear
E------------5-5-5----3-3-3--3-3-3-3-3-3-------|
B----------------------------------------------|
G----7-7-7-------------------------------------|
D----------------------------------------------|
A----------------------------------------------|
E----------------------------------------------|
[ Tab from: http://www.guitaretab.com/g/glee-cast/291410.html ]
hit me with the worst you got and knock me down baby i don't care
E------------5-5-5----3-3-3--3-3-3-3-3-3-------|
B----------------------------------------------|
G----7-7-7-------------------------------------|
D----------------------------------------------|
A----------------------------------------------|
E----------------------------------------------|
keep it up I'm tuning up to fade you out,
E-----------5-5-5----3-3-3--3-3-3-3-3-3--------|
B----------------------------------------------|
G----7-7-7-------------------------------------|
D----------------------------------------------|
A----------------------------------------------|
E----------------------------------------------|
you wannna be, you wanna be a loser like me?
E----------3-3-3-3--3-3-3-3--3-3-3--3-3--------|
B----------------------------------------------|
G----------------------------------------------|
D----------------------------------------------|
A----------------------------------------------|
E----------------------------------------------|
Well that's it... it's not hard so I guess you won't have a problem with that.