A Certain Smile by Johnny Mathis is in Ab at 86 beats per minute and runs 3:32 across 49 bars. It uses 29 chords — Cm, F7, Ab7, G7, Bb7, Eb, Fm6, Gm, 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? A Certain Smile guitar melody tab.