Teen Mom OG

Mackenzie's father visits, Catelynn and Tyler long for alone time, Cheyenne gives birth to Ace, Maci and Taylor butt heads, and Gary has a breakthrough about therapy.

Mackenzie's father makes an offer, Cheyenne explores postpartum self-care, Maci and Taylor plan a getaway, Gary attends a therapy session with Amber, and Catelynn gives birth.

Catelynn, Cheyenne, Maci and Amber reflect on their year with Dr. Drew and Nessa, then give advice to Young + Pregnant mothers with similar backgrounds to the OGs.

Maci opens up about having a miscarriage, Mackenzie and Josh reveal how they've been coping with marital issues, and Cheyenne gives Kayla advice about being in a trusting relationship.