Josh Duhamel and Fergie Josh Duhamel and Fergie

Hey mama, Fergie is going to be a mama!

The Black Eyed Peas singer announced Monday on Twitter that she and husband Josh Duhamel are expecting their first child.

"Josh & Me & BABY makes three!!!," she tweeted with a link to a picture of her at childhood with a picture of a very young Duhamel cropped in next to her.

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Fergie, 37, and the Transformers star, 40, have been fielding baby-related questions since they tied the knot in January 2009.

Fergie most recently released her own line of wine, and Duhamel can currently be seen in Safe Haven.