e--2---------------|
G--3---------------|
B--2---------------|  or basically 'D' [i think you play this 16x]

[you play a set of d families here i guess]

*LISTEN TO THE STRUMMING PATTERNS THEN SHIFT TO:
e----2-------------|
G----3-------------|
B----0-------------|   16x again i think

^^^just go with that throughout the verse]
refrain:
'DO YOU REMEMBER WHEN....'
e----3-------------|
G----4-------------|
B----5-------------|   [16x]
D----5-------------|
A------------------|
E------------------|

the part where mason sings "...it was at..." 
^^ play the same chord PALM MUTED

then do the smae chords from the verse.

youtube.com/dupsie for lyrics.
AND HELP ME FOR THAT TOO :)