Actress/model Jenny McCarthy is in mourning after her beloved aunt passed away.

The blonde beauty revealed her family's loss on Twitter.com as she contacted a friend to tell him her aunt Shirley had died on Monday morning (22Apr13).

She tweeted, "My aunt Shirley passed away this morning. Me and my sisters loved her like our mom. MCCarthy sisters r (are) in mourning."

Fans who spotted the post sent messages of sympathy to the star, prompting her to add, "Thank u (you) so much for your condolences."