If you were worried that Justin Bieber taking a break from music would affect his singing abilities -- don't worry, he's definitely still got it ... as you can see here.
The Biebs made a cameo Sunday during Hailey's Instagram Live session -- in which she was trying to link up with pro surfer Kelia Moniz to plug the Roxy sportswear company. The two of them are ambassadors for the brand, and Roxy even teased their joint chat.