Head Full Of Doubt/ Road Full Of Promise by The Avett Brothers is in G at 102 beats per minute and runs 3:41 across 36 bars. It uses 6 chords — G, D, C, Em, Am, Bm. 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? Head Full Of Doubt/ Road Full Of Promise guitar melody tab.