The Living Proof by Mary J. Blige is in Eb at 70 beats per minute and runs 4:38 across 45 bars. It uses 9 chords — Bb, Eb, F, Gm, Cm, Ab, Ebm, Em7, 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? The Living Proof guitar melody tab.