Justin Bieber and his Calvins - Her World Singapore

SEE ALL THE PICS & WATCH THE VIDEO! Yep, the Beebs is all grown up now … His honed muscles and full on tattoos are the new ‘body’ of Calvin Klein Jeans and Calvin Klein Underwear. Oh, and Lara Stone is there too!

Justin Bieber strips down to his Calvins

Justin Bieber strips down to his Calvins

Justin Bieber Cleans Up Real Nice in the Latest Calvin Klein Campaign

Justin And Hailey Bieber Team Up For Steamy Calvin Klein Campaign

Calvin Klein Hong Kong bash with Justin Bieber - Her World Singapore

Justin Bieber's Dating History And Long List Of Ex-Girlfriends

9 Times Justin Bieber Made Us Sigh While Discussing His Passion for Fashion

Justin Bieber Shows Off His Calvins in Sexy New Underwear Selfie

Calvin Klein on why sex still sells … and the power of Justin Bieber