Justin Beiber and his friend caught on camera licking a strippers boob (Photo)

TMZ has acquired a photo of Justin and his pal Khalil Sharieff sucking on one stripper breast each during a recent party.
According to sources with direct knowledge … the stripper, who came fully-loaded with giant fake breasts and a classy rainbow-colored Playboy tattoo, was hired to “perform” for Justin and his pals during a party at an L.A. recording studio.

Where is that cute Justin who sang that song with Ludacris that year……?
Scroll down for the photo – Warning Adult Content.