'DWTS': Mike 'The Miz' Mizanin Shows Off His Moves and Sings BTS! (Exclusive)

ET speaks with Mike ‘The Miz’ Mizanin all about competing on season 30 of ‘Dancing With the Stars,’ premiering Sept. 20 on ABC. The pro-wrestler explains how his wife is keeping him on track with his grueling rehearsal schedule. Plus, how their daughters are inspiring him to put his best foot forward, literally. The Miz also reveals if he’s received any pointers from fellow wrestler and ‘DWTS’ alum Nikki Bella and why he prefers to receive criticism over praise.