Former Mixed Martial Arts champion, Chuck Liddell, and his girlfriend, professional poker player Heidi Northcott, are officially engaged to be married. A rep for the couple confirmed the 40 year-old went down on one knee and offered her a huge diamond ring on November 4.

Chuck Liddell & Girlfriend Heidi Northcott Naked Workout (NSFW VIDEO)

Heidi said “YES!” after she and Chuck enjoyed a helicopter ride over the Grand Canyon during a trip to Las Vegas. This will be the first marriage to the lovebirds, who met through a mutual friend at a party. Chuck and Heidi have not set a wedding date yet.

Congratulations to the happy couple!