Not claiming this to be mine just ripped it off some random site as its half decent 
and UG need more catch22/streetlight tabs :> Great song

Chords used

C G A E F D
e|--3--3--5--0--1--5-------------------------------------------------------|
B|--5--3--5--0--1--7-------------------------------------------------------|
G|--5--4--6--1--2--7-------------------------------------------------------|
D|--5--5--7--2--3--7-------------------------------------------------------|
A|--3--5--7--2--3--5-------------------------------------------------------|
E|-----3--5--0--1----------------------------------------------------------|

Intro
C F G
C F G
C C G F G

then (with ska stroke)
C G F
C F G
C G F F G

Verse
C G
I still remember that night it was the 4th of july
A E
Still engraved in my mind and im not surprised
F C
Gang wars no guns hand to hand
D G
you're black im white hes purple but i still dont understand
C G
im gonna be alright im gonna be ok
A E
everythings gonna be fine
F C
back off cause i wanna be alone
D G
i wanna think it out and im thinking that i wanna go home

C G
who's laughin now
F G
pull it off somehow

C G A G F
as i passed her by, i could see her cry
F G C F G
and ill never forget the look that was in her eye
C G A G F
and the music you know it played on and on and on
F G
so will somebody tap her on the shoulder tell her life goes on


After that it does the second half of the intro again
then the verse again
then a little finger picking
then, with distortion

C F C G is the main progression there