Mariah Carey Wears a See-Through Mesh Dress to a Bat Mitzvah

Getty Images

The pop diva is not afraid to show off her curves!

Mariah Carey made for one very sexy bat mitzvah guest!

The 46-year-old pop diva turned up to the massive, luxurious coming-of-age affair for her manager's daughter wearing a long-sleeved black mesh dress that left almost nothing to the imagination.

EXCLUSIVE: Mariah Carey Jokes About Wearing Negligees at Home

Though there was a built-in bodysuit that covered her private areas, the revealing pattern showed off her cleavage and stomach.

Also on display? Her massive 35-carat engagement ring from fiancé James Packer.

Getty Images

A beauty, no?

Carey seemed to have a great time at the private fête, which took place at 1OAK in Hollywood, California, on Friday. Not only could she be seen dancing while holding a drink in hand, the "We Belong Together" singer also DJ'd at the party for Mishka Bulochnikov, dubbed "Mishka B's Epic Bat Mitzvah."

WATCH: 17 Celeb Moms Who Gave Birth in Their 40s

Before stealing the show Friday night, Carey celebrated Mother's Day a little early. She had a friendly dinner with her ex-husband, Nick Cannon, and their twins, Moroccan and Monroe, on Thursday.

Carey opened up to ET last month about planning a "traditional" wedding with Packer, an Australian billionaire businessman. Find out more about their upcoming nuptials int he video below.