Pda by John Legend is in C at 105 beats per minute and runs 3:59 across 55 bars. It uses 12 chords — Fmaj7, Cmaj7, Bm7, E7, Em7, Ebm7, Dm7, G7, 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? Pda guitar melody tab.