BAUER-GRIFFIN; Fitzroy Barrett/Landov
03/31/2008 AT 07:55 PM EDT
Jennifer Love Hewitt can't stop the whisperers. When she wore a bikini, she heard about her figure
. And when she covered up – wearing flowing, baby doll styles while recently running errands and at last weekend's Nickelodeon Kids' Choice Awards – she faced baby rumors. But the engaged Ghost Whisperer
star isn't keeping quiet. She fought back after the bikini pictures hit the Internet. And now her rep has issued a flat-out denial: "She is not pregnant."