PHOTOS: Pregnant celebs

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The "Glamorous" singer started off the baby celebrations with a "gay by" shower thrown by her gay BFFs at the SLS Hotel in Beverly Hills July 28. On Aug. 11, the rocker enjoyed a smaller get together for her second party while wearing a tight purple dress and heels. She posted a photo with her fellow Black Eyed Peas members, will.i.am and apl.de.ap., at the time. "#UncleLove," she wrote.

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The happy couple -- married since January 2009 -- first announced they were expecting via Twitter in February. In July, Duhamel revealed on a pre-taped episode of Live! With Kelly and Michael the couple would be having a baby boy.

This article originally appeared on Usmagazine.com: Fergie Baby Shower: Pregnant Star Has Third Intimate Party