Standard (EADGBE)

 (bass) keep chuggin that main riff

after the second verse, there is a guitar break that goes:

(guitar)____________________________________________________|

____________________________________________________|

__0_______0_____1_________________________________._|

__0____0_____2________1_________2______4___5______._|

__2________________2_________3______5_______________|

__3_________________________________________________|

(bass) rest

(guitar) G5 E5 D5 |\ four times, then back to chorus

(bass) main riff |/

well i'm 2 mistakes for 2 posts. grrr... thanks to Jordan Ellenberg

for pointing out my error. no more typos, folks.... here's the real chorus:

gigantic, gigantic, gigantic, a big big love...

 (bass) keep chuggin that main riff