American Boy by Estelle is in G at 118 beats per minute and runs 4:31 across 100 bars. It uses 9 chords — Em7, B, Am7, Emaj7, Cmaj9, Am9, D9, Cmaj7, 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? American Boy guitar melody tab.