Justin Bieber can sing...but can he act?

The shaggy-haired tween star, 16, plays a troubled teen on the Sept. 23 premiere episode of CBS' crime hit CSI: Crime Scene Investigation.

Watch above as he gets interrogated by a detective ("I didn't have anything to do with the bombs, I swear!" he pleads).

Bieber has signed on for another episode, set to air next February.

Tell Us: Is Justin Bieber a better singer -- or actor?

-- By Allison Corneau for UsMagazine.com. For more Channel Surfing, click here.