Very simple song really...just another 4 chord punk/pop song.
but, they are fun...

Intro-no bass

2nd intro x2 (with guitar part) 0:07 
G-------------------------------|
D-------------------------------|
A-2-2-2-2-----------------------|
E--------2-2-2-2-4-4-4-4-0-0-0-0|

verse x3 0:21
G-------------------------------|
D-------------------------------|
A-2-2-2-2-----------------------|
E--------2-2-2-2-4-4-4-4-0-0-0-0|

chours x2 0:41
G---------------------|
D---------------------|
A-2~~~~---------------|
E------2~~~~4~~~~0~~~~|

2nd Intro/guitar part x1 0:55 (if you cant remember how to play it you need to put the bass down, go play golf)

Verse x3 1:02

Chours x2 1:22

Break Down x1 1:36 "You kept me guessin'..."
G-----------------------------|
D-----------------------------|
A-2-2-2-2---------------------|
E--------2-2-2-2-4-4-4-4-0~~~~|

pause

2nd intro/guitar part x1 1:45

Bridge 1:51-52 play fast
G|--------------------------------------------|
D|--------------------------------------------|
A|--------------------------------------------|
E|2-2-2-2-2-2-2-2-2-2-2-2-0-0-0-0-0-0-0-0-0-0-|

G|-------------------------------------------------|
D|-------------------------------------------------|
A|-------------------------------------------------|
E|-7-7-7-7-7-7-7-7-7-7-7-7-2-2-2-2-2-2-2-2-2-2-2-2-|

G|--------------------------------------------|
D|--------------------------------------------|
A|--------------------------------------------|
E|0-0-0-0-0-0-0-0-0-0-7-7-7-7-7-7-7-7-7-7-7-7-|
slow down, like verses
G|-----------------------------------------------|
D|-----------------------------------------------|
A|2-2-2-2----------------------------------------|
E|-------2-2-2-2-4-4-4-4-0~~~~-------------------|

slows down w/ clean guitar-no bass 2:11

"tore it all up and i threw it away" 2:22-23
G------------------|
D------------------|
A------------------|
E-2-2-2-2-000000000|

chours x2 2:26 (play it like the verses)

Do the break down x1 2:39 "you kept me guessin"
but right after the 0~~~ go right into the 2:46 chours x2 (played like verses)

do the intro 2/guitar part x1  3:03 

then play the last part like this 3:09, hold 0~~ till end
G|--------------------------------|
D|--------------------------------|
A|2-2-2-2-------------------------|
E|--------2-2-2-2-2-2-2-0~~~~~~~~~|

finally its over

Devon Scruggs, its kinda confusing, but listen to the song, and you'll understand.