The Most Amazing Thing by Mindi Dickstein is in Bb at 90 beats per minute and runs 3:17 across 46 bars. It uses 27 chords — Bb, Gm7, F, Gm, Fmaj9, Am7, Cm6, D7, 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 Most Amazing Thing guitar melody tab.