Get to Know Derek and Julianne's New Dancing With the Stars Cousin Riker Lynch: "He's Got the Hough Blood!"

Watch out, Derek and Julianne Hough, will one of your family members be stealing their thunder this season on Dancing With the Stars?! The fan-favorite professional dancer and judge's younger cousin Riker Lynch, one of the members of the hit band R5, is set to compete in the ballroom when the ABC reality hit returns on Monday, March 16, and it sounds like he's inherited some of the dancing genes as well! Riker and his professional partner Allison Holker sat down with E! News' Ken Baker to spill on sharing the dance floor with his cousins and why he said "Oh crap!" when he found out Derek was returning for season 20 after all!