Helplessness Blues by Fleet Foxes is in Ab at 120 beats per minute and runs 4:28 across 68 bars. It uses 11 chords — Eb, Eb5, Ab, Ab5, Fm, Bb9sus, Fm7, Ab6/9, 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? Helplessness Blues guitar melody tab.