Stars Show Off Their Bikini Bumps!

Kristin Cavallari flaunts her bump in a two-piece, Jaime King shares her swimsuit-wearing rules and more moms-to-be who look just swell for summer

CAMILA MCCONAUGHEY

While expecting son Livingston, the model mom bared her bump in a tiny black bikini and white sarong while on vacation in Ibiza, Spain, with husband Matthew in August 2012.