Justin Bieber has posted pics of himself snowboarding with his friends on Instagram, amidst the ongoing drug controversy.

The 19-year-old pop star, who has reportedly ignored pleas from his minders to check into rehab, posted a pic where he stuck his tongue out with the caption "snowboarding with fellas", Stuff.co.nz reported.

The 'Baby' hitmaker who enjoyed with his photographer friend Ryan Butler, R&B singer Khalil Sharief and pal Josh Gudwin, added another pic with his pals showing off their boards while sitting on a mountain top.

He also posted a video, in which he was seen coming down the slope and laughing at the camera.

Bieber has recently been at the center of a lot of controversy, after it was reported that the graffiti on the skate ramp in his house has reference to his problems with "sizzurp".