"Families are always the ones that are there for you in difficult times... in those moments, you realize how wonderful family is," Hough said

The couple was emotional as they performed together in Washington, D.C. on the anniversary of Erbert's emergency craniectomy

The duo returned to the Washington, D.C. stage where she performed before undergoing emergency brain surgery last year

In the season 33 finale, Ilona Maher, Stephen Nedoroscik, Danny Amendola, Joey Graziadei and Chandler Kinney competed for the top spot