How Long Will I Love You by Ellie Goulding is in C at 60 beats per minute and runs 2:33 across 25 bars. It uses 9 chords — C, G, F, Dm, Csus4, Csus2, Fsus2, Am, 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? How Long Will I Love You guitar melody tab.