Popsugar Fitness Carrie Underwood Carrie Underwood's Leg Workout Carrie Underwood's Leg Circuit Will Work Every Inch of Your Lower Body September 23, 2015 by Michele Foley View On One Page Photo 5 of 12 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 5 3a. One-Legged Squats Previous Next Start Slideshow Carrie UnderwoodWorkoutsCelebrity TrainersCelebrity FitnessStrength TrainingAdvanced WorkoutsLeg Workouts