Despite speculation, Anna Paquin is "not pregnant," her rep confirms to

Blogs have been guessing the True Blood actress is expecting after she was spotted wearing a baggy dress in Beverly Hills Wednesday.

See how stars hide their bumps.

Paquin, 27, will soon get practice at being a mother, though.

Her fiance, costar Stephen Moyer, 39, is dad to Lilac, 5, and Billy, 8, from prior relationships.

Find out who else is walking down the aisle this year.

The couple got engaged earlier this month.

"We always take the p--- out of each other and are silly with each other, and it is great," Moyer has said of their relationship. "We're very, very happy. She's the best."

Find out how much stars paid for their engagement rings.