This song has 4 structural chords to its progression, with a 5th chord used before the 
(C#)

The chords in order:
F#m (244222@1)name="chord_022100@1">E
C#m (x13321@4)name="chord_xx0232@1">D

C# before chorus
_____________________________________________________________________________

Remember that time?     When you wouldn't talk to me?     No you wouldn't
E]-------------------2-2-2-----------------------------0-0-0----------------|
B]-------------------2-2-2-----------------------------0-0-0----------------|
G]-------------------2-2-2-----------------------------1-1-1----------------|
D]-------------------4-4-4-----------------------------2-2-2----------------|
A]-------------------4-4-4-----------------------------2-2-2----------------|
E]-------------------2-2-2-----------------------------0-0-0----------------|

talk to me                         Yesterday              We were gettin'
E]-------------------4-4-4-----------------------------2-2-2------0---------|
B]-------------------5-5-5-----------------------------3-3-3------0---------|
G]-------------------6-6-6-----------------------------2-2-2------1---------|
D]-------------------6-6-6-----------------------------0-0-0------2---------|
A]-------------------4-4-4-----------------------------x-x-x------2---------|
E]-------------------4-4-4-----------------------------x-x-x------0---------|

along
E]------|
B]------|      Continue this chord
G]------|      progression until before
D]------|      the chorus... (keyword is *before*)
A]------|      The chorus has the exact same chords as everything else.
E]------|

So baby come on, come on...                     Oh don't you tell me to go
E]--------2---------------0------4-4-4-4-4-4-4-4-4-------------2-2-2--------|
B]--------3---------------0------6-6-6-6-6-6-6-6-6-------------2-2-2--------|
G]--------2---------------1------6-6-6-6-6-6-6-6-6-------------2-2-2--------|
D]--------0---------------2------6-6-6-6-6-6-6-6-6-------------4-4-4--------|
A]--------x---------------2------4-4-4-4-4-4-4-4-4-------------4-4-4--------|
E]--------x---------------0------4-4-4-4-4-4-4-4-4-------------2-2-2--------|

This song is fairly easy altogether, and once you listen to it more than twice you 
be able to figure out the rhythms fairly easily. Good luck, and impress girls with your "A 
Potter Musical/Sequel" knowledge... Unless of course you're a girl.