She lost 30 pounds of baby weight in only three months and supposedly did it all thanks to Jenny Craig......
How'd she slim down? Beginning in July, Carey buckled down with a nutritionist and a workout plan from Jenny (formerly Jenny Craig), keeping to a 1,500-calorie-a-day menu and thrice-weekly workouts.
The songstress and wife of Nick Cannon is featured on this week's cover of Us Weekly. She shows off before and after pictures of her amazing physique.
Mariah is also featured in a new Jenny Craig weight loss TV advertisement. Below is a pic of her post-baby body and the video: