Congratulations, Anna Paquin! The Oscar-winning actress and her husband of two years, Stephen Moyer, are expecting their first child together. "Stephen and I will have a beautiful bouncing baby don't you think? I'm so thankful I have his support, and your support," Paquin Tweeted. The True Blood co-stars are adding to a brood that already includes Billy, 12, and Lila, 10—Moyer's two children from a previous relationship. Click through to see more Hollywood moms-to-be!