Justin Bieber Gets Another Huge Tattoo On His Arm

We've officially lost track of how many tattoos Justin Bieber has, because it now looks like he has an entire sleeve on his left arm!

Just after midnight on Friday the 19-year-old pop star posted a photo on Instagram of his latest ink -- a rose -- and we're guessing he met up with New York tattoo artist Bang Bang, who gave the Biebs some new body art less than two weeks ago.

In addition to an owl, his mom's eye, a fish, a tiger, a king, a castle, praying hands, a Native American chief and various words on his body, Justin also has a tat of a Selena Gomez. By our calculations, this is now his 17th tattoo...