And it involves Glee!!!
Watch (above) to get the scoop and then help us share the exciting news!!!!
Mariah Carey LOVES her new body and isn't ashamed to show it!
The sultry singer posed for pics in a sexy red dress while announcing that she is the new Brand Ambassador for Jenny Craig.
Oprah's BFF, Gayle King, was also on hand to welcome the new face of the weight loss program and could barely contain her excitement upon seeing Mariah's fine figure.
Strut your stuff, gurl! We're so proud of your incredible transformation!
Check out more pics of Mariah at the weight loss company's event in New York City below!
[Image via Andres Otero/WENN.]