Robb shared a cute selfie of the couple showing off the gorgeous piece of jewelry on the social media platform. "So overjoyed to share the best thing that has ever happened to me when Carrie made me the luckiest guy in the world in saying… yes," he captioned the pic on Wednesday, Dec. 14.
Since twirling around the dance floor with partner Alec Mazo — who left the show after Season 5 — Kelly has hosted the Miss USA Pageant and starred on the E! reality series Dirty Soap. In 2012, she returned to DWTS for a chance to win a second Mirror Ball Trophy in Season 15 but finished in third.
The speedskating Olympian first danced with partner Julianne Hough in Season 4 and later partnered with Karina Smirnoff while appearing on the reality competition's "All-Star" Season 15. Since then, he has guest starred on popular TV shows including Hawaii Five-0, The Biggest Loser, and Minute to Win It.
After she won the show's eighth season with Mark Ballas, Shawn returned to the reality competition for the "All-Star" Season 15 where she finished in second place. She has since authored a book and served as a spokeswoman for several popular brands.
Before winning DWTS with Tony Dovolani on the show's "All-Star" Season 15, Melissa was known for appearing on Season 13 of The Bachelor, for starring on the reality series Dallas Cowboys Cheerleaders: Making the Team, and finishing in third place on Dancing With the Stars' eighth season.
The former Fresh Prince of Bel Air star took home the Mirror Ball Trophy with pro partner Witney Carson. Since then, the actor and his wife, Angela Unkrich, welcomed their second son, Anders Reyn, in April 2015.
Bruce Willis and Demi Moore's eldest daughter won the Mirror Ball Trophy with pro Valentin Chmerkovskiy on the reality competition's 20th season! Since her big win, Rumer most recently starred as Roxie Hart in Chicago on Broadway.