United Kingdom, May 5 -- Katherine Heigl was shocked by the prominent the scar she was left with after undergoing a cesarean section.

The former 'Grey's Anatomy' star, 46, is mother to two adopted daughters Naleigh, 15, Adalaine, 13, with her singer husband singer Josh Kelley and she gave birth to the couple's son Joshua in 2016 - and she has now admitted no one warned her about how her body would change after the surgery.

She told Us Weekly: "I got away without stretch marks, but I had a cesarean, so I have this scar that created this kind of lump there.

"It looks like a little hot dog bun on my lower belly that will be there forever now. And I think initially I was like, nobody told me that would happen, everybody acted like the cesa...