Did you know that Chelsea Houska, from "16 and Pregnant" and "Teen Mom 2," has four kids now? Aubree, Watson, Layne, and Walker have been keeping her busy.

The 26-year-old reality star died on Jan. 16. ‘Teen Mom OG’s Catelyn Baltierra joins ‘16 and Pregnant’s Abygail to give advice ahead of her episode, airing at 9 p.m. ET/PT on MTV.