I Put A Spell On You by Nina Simone is in F#m at 90 beats per minute and runs 2:28 across 23 bars. It uses 15 chords — F#m, D7, Bm7, Bm, G#7, C#7sus4, C#7, F#, 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 Put A Spell On You guitar melody tab.