'Little People, Big World': Tori Goes Into Labor With Baby Lilah (Exclusive)

The big day has arrived! Tori goes into labor with her and husband Zach's second child, Lilah, but it's far from a smooth process. Zach's parents, Matt and Amy, put aside their differences to help care for the couple's first child, Jackson, while they head to the hospital to get Tori prepared for childbirth. 'Little People, Big World' airs Tuesdays on TLC.