Tim and Heather are determined to finish an expensive dinner as they celebrate their anniversary; Jen and Greg try to potty train Lark before her first day of preschool; Tyler gets jealous of Clementine; Matt and Samantha go to a trapeze school.
Maya is excited to spend the school summer holidays with JJ, but he and Kenneth have other plans; Jimmy gets special treatment in an unlikely place; Dylan's identity in the family is threatened.
A student reports Jack when he cancels a pig dissection and he tries to find the snitch; Durbin wants to win Principal of the Year.