I Believe In You by Michael Bublé is in Db at 110 beats per minute and runs 3:16 across 68 bars. It uses 27 chords — Ab, G, Absus4, Gsus4, Bm7, Cm7, Em, Fm, 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? I Believe In You guitar melody tab.