Anna Paquin and Stephen Moyer are expecting twins, their "True Blood" co-star Sam Trammell accidentally revealed.
"I'm so excited for them," Trammell, who is father to 11-month-old twins Winston and Gus with girlfriend Missy Yager, told Us Weekly. "We sent them a special gift. It's so interesting that True Blood has become, like, the 'twins' show."
Paquin, 29, is expecting her first child(ren) with her 42-year-old husband and "True Blood" co-star Stephen Moyer. Moyer has two children - Lilac, 10, and Billy, 12, from previous relationships.
"It's harder, having twins, but it's all we know. So we're trying to impart some decent wisdom," Trammell said of the experience. "I told them to hold on tight!"
Paquin's rep declined to comment on her client's pregnancy. Moyer and Trammell's reps had no immediate comment on the report.
Paquin and Moyer's pregnancy was announced in April. The pair got married at a private residence in Malibu, California on August 21, 2010.
The pair met on the set of "True Blood," which debuted in 2008. Paquin plays Sookie Stackhouse, a telepathic waitress from Louisiana, while Moyer plays vampire Bill Compton. The series returned for its fifth season on June 10. At the premiere, Paquin showed off her growing baby bump.The actress is also known for her role as Rogue in the first "X-Men" film series and won an Oscar in 1994, when she was 11, for her performance as the daughter of a mute pianist in the film "The Piano."