This song by Avril Lavign is in Ab.
These are the “cheat” chords I played…
Part 1a: Fm - Fm/Eb - DbM7
Part 1b: same as Part 1a
Part 2 : same as Part 1a
Part 3a: Fm - Ab2 - Eb4 - Eb
Part 3b: same as Part 3a
Part 3c: Eb
Part 4a: same as Part 1a
Part 4b: same as Part [...]
