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Penelope Cruz certainly isn't shy about hiding her burgeoning baby bump these days. Just a month after announcing she's expecting baby number two, the Spanish beauty donned a string bikini while vacationing in Barbados in March. The "Pirates of the Caribbean" actress and hunky hubby Javier Bardem are already parents to 2-year-old Leonardo. (3/13/2013)

Stars Expecting in 2013

These ladies have had an exciting 2013, that will end with new bundles of joy! Check out this list of celebrities who are prepping for parenthood right now.