Celebrity Baby Boom

See the latest star moms-to-be (including Julia Roberts, Liv Tyler and more) as they prepare for parenthood. By Serena Kappes

STELLA McCARTNEY & ALASDHAIR WILLIS

Designer Stella McCartney, 33, chose her fashion show in Paris earlier this month to reveal to pals (including Gwyneth Paltrow) that she and husband Alasdhair Willis, a former magazine publisher, are expecting their first child in the spring. And McCartney doesn't plan to leave the fashion biz behind when baby arrives: She's "looking forward to being a working mother," says a rep.