While Jessica Simpson is fighting the baby weight battle, one reality star appears to have no problem shedding the pounds.
The "Real Housewives" star gave birth to her second son on August 15 -- but there's no way you'd guess it by looking at her now!
Her daughter posted a photo of her very svelte-looking mom on Twitter over the weekend, showing her in a tight black tank top and sweat pants.
So, who is the mystery star who shed the baby weight crazy quick? Find out now on TooFab: Which Reality TV Star Looks Super Skinny 3 Weeks Post-Baby?
More from TooFab:
- Jessica Simpson on Post-Baby Weight Loss: I'm Not a Supermodel
- P!nk Shares Personal Photos of Adorable Daughter Willow
- Jennifer Hudson Posts Sexy Underwear Pics for Fiance
Photo Credit: Getty