Nastia Liukin & Derek Hough - Dancing With the Stars Season 20 Week 1 By Author Free Britney at Mar 17, 2015 • Category Dancing with the Stars Nastia Liukin & Derek Hough make a terrific debut on Dancing With the Stars Season 20 Week 1. https://www.youtube.com/watch?v=P2PJv1XEKpA
