Moms-to-Be Who've Dared to Bare!

From Christina Aguilera and Doutzen Kroes to Shakira and Jessica Simpson, see which stars have stripped down to belly basics


She's "Beautiful"! Expecting a baby girl with fiancé Matt Rutler, the singer stripped down to just the bare essentials for a photo shoot in July. And it looks like The Voice coach is even more comfortable with her curves the second the around (she's already mom to son Max, 6): "As a woman, I'm proud to embrace my body through all stages of life, staying fearless and confident in surrendering to the unknowns the future has in store," Xtina told V.