These chords can be strummed or finger picked, personally I like to finger pick them. The recording of get over it, Evan is playing some other kind of shapes. Just remember this isn't a note for note or chord for chord translation. This is just the way I like to play it and it sounds almost exact.
Intro (violins and cellos play this on the recording but this is the correct guitar
version)
E|:--------------:|---------------|
B|:--------------:|---------3--2--|
G|:--------------:|-----4-2-2--2--|
D|:--4--5--4--2--:|--0--2-2-2--2--|
A|:--2--2--2--2--:|--2------------|
E|:--------------:|---------------|(Guitar 1 or 2)
Tabs guitar - AVRIL LAVIGNE Get Over It Chordsound to play your music, study scales, positions for guitar, search, manage, request and send chords, lyrics and sheet music