Katy Perry shares her leg workout with SELF Magazine.

With the help of celebrity trainer Harley Pasternak, Katy Perry keeps her legs toned and lean. With these three simple moves you working up a sweat and feeling the burn!

Katy Perry’s Lean Legs: Skater Lunge

Stand with feet hip-width apart, toes turned out, hands on hips. Curtsy, stepping right foot back and to left. Return to start; repeat on opposite side; targets your thighs and butt.

Katy Perry’s Lean Legs: Step It Up

Stand to left of chair, with chair seat facing you. Place right foot on seat; step up and cross left foot behind right leg. Touch left foot to floor on right side of chair. Without moving right foot, reverse move back to start. Switch legs; repeat. Targets your thighs, hamstrings, calves and butt.

Katy Perry’s Lean Legs: Reshaping Reach

Stand with legs straight and hip-width apart, knees soft, a weight in each hand. Keeping back and legs straight and weights close to body, bend forward and push butt back as far as you can. Return to start and repeat.

Photo courtesy of: Twitter