Floyd Mayweather HELPS Justin Bieber PERFECT His Boxing Skills

Justin Bieber and his  bestie Floyd Mayweather haven’t been spotted together in a while. Recently, Bieber called upon his buddy for some pointers in the boxing ring. 

Biebz has been hitting the gym as well. Y’all see his muscles bulging out? We see you Justin.

The singer posted a few clips to Vine with the caption, “Me and the champ @floydmayweather training tonight.”