They both make women scream, but in very different ways.
Now, Chris Brown and Justin Bieber have teamed up on a new single.
The hip hop star/nude photo aficionado and 17-year old icon make for an unusual duo in the minds of many... but do they make for a successful one? You tell us. Listen to the newly-released "Next 2 You" and sound off on the duet: What do you think?