Derek Hough's Shirtless Sexy Body is the Reason Why You Should Dance!

Derek Hough shows off his amazing abs while going shirtless after breaking a sweat at a Dancing with the Stars practice on Friday (April 18) in Hollywood.

The 28-year-old dancer is currently training Amy Purdy during this season’s competition.

PHOTOS: Check out the latest pics of Derek Hough

“My best partner and teacher, I was very happy to dance and act with you throughout the whole shooting and I’m thankful for all the helps you gave me,” Derek‘s Make Your Move co-star BoA recently wrote to him in a letter.

15+ pictures inside of Derek Hough showing off his shirtless body…