Dancing with the stars derek and katherine dating
For season 13, Ballas was partnered with reality star Kristin Cavallari where they were the 3rd couple eliminated finishing in 10th place.For season 14, he was partnered with Classical Singer Katherine Jenkins.
On September 6, 2016, it was announced that Ballas would be the final actor to portray the role of Frankie Valli in the Broadway cast of Jersey Boys before it closes in 2017.
For season 17, he was paired with singer Christina Milian.
They were the 4th couple eliminated despite receiving high scores and good comments from the judges.
For the eighth season of Dancing with the Stars, Ballas was paired with Olympic gold-medal winning gymnast Shawn Johnson, winning that season's competition on May 19, 2009.
He was partnered with actress Melissa Joan Hart for the show's ninth season.