Learn how to sculpt your hamstrings and grow your booty with this bikini-pro-approved workout by one of our very own Bodybuilding.com athletes, Imogen Parfitt - Fitness. SUPERSET SINGLE-LEG CABLE KICK-BACK 4 sets of 12 reps BODYWEIGHT HIP THRUST 4 sets of 12 reps SUPERSET SQUAT 4 sets of 7 reps BODYWEIGHT JUMP SQUAT 4 sets of 7 reps STRAIGHT-LEGGED DEADLIFT 4 sets of 12 reps DUMBBELL WALKING LUNGE 3 sets of 15 reps, per leg EXERCISE-BALL LEG CURL 5 sets of 20 reps SEATED LEG CURL 7 sets of 12 re