Justin Bieber's Undies!

Justin Bieber's Undies!

Underwear!

A report says that Justin landed a Calvin Klein campaign.

Who is surprised?

It comes as no surprise, considering the Biebs loves to strip down and model his Calvins on Instagram.

Strip off!

We can expect to see a whole lot more of Justin Bieber, 20, in his Calvins!

'Ex'pose'

Most recently posing in a sexy shot today on his ex, Selena Gomez's birthday.

Selfies

Biebs has been posting selfies of himself in Calvin undies since April.