Fergie Engaged to 'Las Vegas' Star

"Big Girls Don't Cry," especially if they've recently been proposed to.

Singer Fergie and her beau, "Las Vegas" star Josh Duhamel, have been recently engaged, a rep confirmed on Wednesday to People.

"Fergie called a lot of her girlfriends today to tell them the news," said a source close to the singer. "She said they don't know what kind of wedding they want yet, but that she is the happiest girl on earth."

Duhamel, 35, and Fergie, 32, have been dating for three years when her band, The Black Eyed Peas, appeared on his show for the episode "Montecito Lancers." They recently purchased a house together.

Duhamel stars as Danny McCoy, the head of surveillance and security for a casino on NBC's "Las Vegas." He also recently appeared in the big-screen "Transformers."

Fergie's solo album, "The Dutchess," has spawned hits such as "Big Girls Don't Cry," "Glamorous," "London Bridge" and "Fergilicious."