“No matter how tired I am, I’m always proud I made it to the gym.”

Take your run A-list by adding bursts of speed and you could burn 35 percent more fat.

saysDancing With theStars’s Karina Smirnoff.

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Repeat on opposite side.

Continue for 3 minutes.

Miley Cyrus’s Ab Sculptor

She’s got a serious addiction to pilates.

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Lift head and shoulders; extend legs 45 degrees; reach arms behind head.

Engage abs as you draw arms and legs back to center.

Do 10 reps.

Riri’s Ridic-Body Secret

TheBattleshipstar mixes up workouts.

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And here she is putting the moves on a paddleboard.

“To look fab, you’ve got to target the whole body.”

She belts out the movie’s theme song, too!)

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“I’m adventurous and competitive.

My boyfriend’s scared, but I want to bungee jump next!”

“I love pole dancing so much, I got a pole for home.

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I even take it with me when I relocate for work.”

Selena Gomez’s Fun Toner

Her favorite workout?

The Biebs’s squeeze is on tour this summer with Selena Gomez & The Scene.

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(Here she’s filming the 2013 flickSpring Breakers.)

Bust a move at home to her “Shake It Up.”

Kat Graham’s Allover Shaper-Upper

“No gym for me!

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“I’m proudest of my shoulders!”

Moves to Dance Your Way Slim!

Ellie Goulding’s Run-‘n’-Relax Plan

“I honestly think I’ll be running until I’m 80.

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“I live by two beautiful parks, so I never get bored.”

She also relaxes with yoga and, she says, “lounging out in comfy pj’s.”

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Listen to SELF’s Top 100 Workout Songs

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