News 'Mean Girls' Star Lacey Chabert Is Expecting First Child With Husband David Nehdar By Elizabeth VanMetre 7:10 AM PST, February 28, 2016 Getty Images Lacey Chabert is celebrating -- and the big reason is so fetch!With a little help from her adorable dog, Kitty, the Mean Girls star announced that she and husband, David Nehdar, are expecting their first child. WATCH: 10 Lessons Learned From 'Mean Girls'On Twitter, Chabert posted a cute photo of her pooch wearing t-shirt that reads, “My mom is having a baby & all get is this silly shirt.”“Kitty doesn't seem as excited as we are about this...I'm pregnant!!!!” she wrote. “My husband and I are thrilled & so thankful.”Kitty doesn't seem as excited as we are about this...I'm pregnant!!!! My husband and I are thrilled & so thankful ❤️ pic.twitter.com/5IYnEFBd5f— Lacey Chabert (@IamLaceyChabert) February 27, 2016Thank you all so much for the sweet messages. It means a lot! 😘— Lacey Chabert (@IamLaceyChabert) February 27, 2016 MORE: This Is Where the 'Mean Girls' Cast Say Their Characters Are 10 Years LaterThe unique announcement makes it safe to say she isn’t going to be a regular mom, she’s going to be a cool mom!Chabert and Nahdar have been married since December 2013.The 33-year-old actress joins a slew of other celebrities who are expecting this year! Check out the video below to see who else has a baby due in 2016.7 Celebrity Babies To Expect in 2016!