Chelsea Houska Welcomes A Baby Girl With Husband Cole DeBoer — See The FIRST Photo Here!

Party of five! Chelsea Houska gave birth to her third child. Get all the details about the Teen Mom 2 star's new baby girl with her husband, Cole DeBoer, right here!

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"Happy birthday to YOU, sweet baby Layne," she captioned the photo.

Cole posted the same photo writing, "Happy birthday to my sweet perfect wife Chelsea DeBoer @chelseahouska who just gave our family this beautiful blessing! Sharing the same amazing day I am so in love with our family! Our newest edition Baby Layne!!"

Chelsea announced that she is expecting a baby girl back in March. "....GUESS WHAT! A sweet baby girl will be joining the DeBoer clan in a few short months! We could not be more excited," she wrote on Instagram. Cole shared the same photo writing, "This proud dad is getting a new bow and it’s nailed my heart!"

The adorable couple share one son together, Watson Cole. The new big brother was born in January 2017.

Chelsea shares her daughter, Aubree, with her ex-boyfriend, Adam Lind.

Luckily for loyal fans, Chelsea has kept her followers up to date with her pregnancy! She tweeted in late July, “Apparently my ‘over it’ stage of pregnancy hits at 33 weeks 5 days because 6 grimacing face emojis #notmuchlonger!"

Congrats to Chelsea, Cole, and their growing family!