Butt Injections Butt Injections This Workout Has Been Pinned Over 50,000 Times—But Does It Work? 6 months agoAdd Commentby admin Butt Injections This Workout Has Been Pinned Over 50,000 Times—But Does It Work? See also Butt Injections 5 of the Best Butt-Toning Moves: How to Get Your Rear in Gear