'Teen Mom OG's' Amber Portwood expecting a boy

Dec. 8 (UPI) -- Teen Mom OG star Amber Portwood announced on Twitter Friday that her new baby is a boy.

"Little baby Glennon is on his way!!" Portwood posted alongside a photo of a Christmas ornament that displays "It's a Boy" next to a newborn holding a stuffed animal.

News broke in November that Portwood is expecting her second child with her boyfriend Andrew Glennon. The reality star shares 8-year-old daughter Leah Leann with her ex-fiance Gary Shirley.

Portwood met Glennon as she was filming Marriage Boot Camp with her ex-fiance Matt Bair, Us Weekly reported. The pair made their red carpet debut as a couple in August at the MTV Video Music Awards.

Portwood, 27, is famous for appearing on MTV's 16 & Pregnant before starring on Teen Mom. The show, which also features Farrah Abraham, Catelynn Lowell and Maci Bookout, returned for a seventh season in November.