Gym Wildlife by BDC, the Buff Dudes Channel
Adam Rifkin stashed this in Fitspo
2000 Reddit comments: https://reddit.com/r/videos/comments/3yjmtj/gym_wildlife/
Whitney Johns glutes workout: http://pandawhale.com/post/69897/whitney-johns-glutes-workout
Completely unrelated: SmilePillows Basketball by Kurtis Blow.
Shorter woman is Tamra Dae: http://instagram.com/tamradae
Snap: itsmetamrad / YouTube https://youtube.com/TamraDae
Melody Rae is the other woman: https://instagram.com/msmelodyrae