Part Of Me by Katy Perry is in Bb at 130 beats per minute and runs 2:59 across 60 bars. It uses 5 chords — Dm, F, Bb, C, N.C.. 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? Part Of Me guitar melody tab.