Sorry Not Sorry by Demi Lovato is in Bm at 144 beats per minute and runs 2:55 across 82 bars. It uses 11 chords — Am7, D7, Gmaj7, N.C., F#7, Bm, Em, D, and a few more. The chord diagram changes as the song plays and the words light up as they are sung, so you can strum and sing along without reading ahead.
Want the melody line note by note? Sorry Not Sorry guitar melody tab.