The Week 9, Nov. 11 episode of “DWTS” went all out for its 20th Birthday Party theme night, bringing back familiar faces like original host Tom Bergeron, who served as a guest judge, as well as six Season 1 pros for a special opening number choreographed by current judge Derek Hough.

As 'Dancing With the Stars' marks 20 years on air, Robert Irwin gets a call from Prince William before sparks fly during his dance with Xochitl Gomez, a past champ.

Robert Irwin is staying tight-lipped about his dating life. TMZ cameras caught the 21-year-old wildlife conservationist heading into a Dancing with the Stars training session in Los Angeles, where he was asked about actress Xochitl Gomez,

A Tony winner, several Olympians, Super Bowl champions and Bachelorettes are just a few of the stars who have won the coveted mirrorball trophy throughout the show’s 20-year history.

"Dancing with the Stars" marked 20 years of toe-tapping fun last night with an elimination, a fan favorite judge back in his seat and a royal cameo.

While 'Dancing With the Stars' celebrated 20 years, there was still a heartbreaking elimination at the end of the night.

Whitney's close bond with season 2 villain Demi Engemann gives pause to several members of MomTok. While some claim Whitney left the group, she says she was being iced out, particularly in a conversation with Jen. "I feel like you're just gone... I did feel like it was transactional on your end," she says of their bond.

Just one day after fans saw The Golden Bachelor Season 2 star Mel Owens give his final rose to Peg Munson, he told Parade in an exclusive interview that she should be the first senior franchise person to be on Dancing with the Stars!

Former host Tom Bergeron made his long-awaited return to the ballroom on Tuesday night as a guest judge, while several former faces of the show were in the ballroom.