Bumpin' and beautiful! Proud of their pregnancy curves, celebrities love to show off their bumps in bikinis. Check out our gallery of pregnant stars -- including Jamie Lynn Sigler and Kim Kardashian -- in swimsuits!
"I've always known that I was going to have a baby one day," Spears told Elle in 2005 while she was pregnant with son Sean Preston. "But there's times when I get a little scared. It's mind-blowing to have a child."