View gallery Image Credit: Getty Images Derek Hough and his wife, Hayley Erbert, have been through plenty of ups and downs, like her craniectomy. But since then, the couple and their love have only grown stronger over time, and they're now expecting their first child together! It's known that Derek and Hayley are both very accomplished dancers who met when Hayley joined Derek and Julianne Hough's MOVE Live Tour in 2014.