Nick Carter and Lauren Kitt Credit: Angela Weiss/WireImage.com

He wants it that way! Nick Carter is set to wed girlfriend Lauren Kitt, his rep confirms to Us Weekly. The Backstreet Boy singer, 33, proposed to the fitness expert/actress, 29, on Wednesday (Feb. 20) on a secluded island in the Florida Keys, where the boy bander spent some time as a young boy.

After traveling to the spot via boat, the "I'll Never Break Your Heart" crooner got down on one knee, asking for Kitt's hand with a seven-carat diamond ring from XIV Karats.

Carter hinted at the big moment via Instagram, in which the star and his bride-to-be beam (wearing a bikini top) in a self portrait taken on the beach. "Big question . . . Great answer," read the caption.

It's the first marriage for Carter, who's now working on a new album with the Backstreet Boys and planning a fan-cruise to celebrate their 20th anniversary.