Selena Gomez has been one of the best Disney singer / actresses for years now. Her group Selena Gomez & The Scene have an awesome new song called "Who Says" and this video will teach you how to play an easy cover of it on guitar. It only has four chords!
From the Creator:
Capo on 2nd fret
Chords: D,G,Bm,A on rotations
Introduction: D chord: DDDDDU - Special D chord: DDD (played through 4x)
Strumming Pattern: DDDDUUDDDU played through once per chord.
Bridge: Same chords, simply played gently ;-)