The song doesn't use power chords but if you are playing it on guitar it sounds better just playing the root notes. Basically it's Verse and Bridge: You can figure out the rhythm. The Chorus is repeated over again That's pretty much it for the chords.

Watch the song video
Top songs from Justin Timberlake
Playground Sessions Course Banner
Did you ever dreamed on playing piano?

Playground Sessions is a revolutionary new way to learn music and play the piano. No more boring courses. The adaptive videos automatically adjust to your skill level. Plus, you’ll receive regular feedback on your progress each week, plus a personal training plan from a professional piano teacher.

Start to play the piano instantly - and have fun doing it!