Topic: When the town of Elmo throws Marin a huge birthday celebration, the unexpected arrival of her fun-loving younger sister, Liza, creates some unexpected insecurities for Marin. Now that Ben has asked Theresa to move out, tensions rise between Theresa and Sara, who is now dating Ben. In the meantime, Buzz finds Patrick’s father’s plane that had disappeared 26 years ago, which brings hope to Patrick that the father he had never known could have survived and be alive -- somewhere.

Recurring Role:Adrian McMorran (Carl), Timothy Webber (Jerome)

Guest Star:Matt Anderson (Younger Guy), Colby Johannson (Gary), Cynthia Stevenson (Celia Bachelor), Eve Caradine (Liza)