It’s Marissa Jaret Winokur!
Marissa, best known for playing Tracy Turnblad in the original Broadway production of Hairspray, recently shared her weight loss story with The Insider, which will air tonight and tomorrow.
On the left, she is pictured at the 58th Annual Tony Awards on June 6, 2004 after winning an award for Hairspray, and then just last week, she showed off her fit figure at the Wreck-It Ralph premiere on Oct. 29, 2012!
We think she looks amazing, but did you guess the star? Tell us below, and then click here to play more “Guess Who?”