While Nate, Davis, and Billy cheer her on, Megan's women's college track team take on their cross-town rivals who are actually men in sheep's women's clothing. Lawyers get involved, and ultimately, the teams settle the matter in a spirited dance.

Concerned that his widower dad is depressed and in need of female companionship, Billy creates a fake online dating account for Nate, which leads to complications for everyone.

The Potwins are confined to their home when it is discovered by the local authorities that none of them have been vaccinated for measles.

When challenged by his history teacher to do a report about the real legacy of Christopher Columbus, Billy's dream takes him and his family to Columbus' ship during the explorer's maiden voyage.

A cosmopolitan Swedish family moves to Bueller, and turns the town upside down, including the Potwin family, especially Nate, whose status as Chief of the local volunteer Fire Department is challenged by the newcomers.

When Grampa Davis' longtime bridge partner moves, he recruits Billy to become his new partner for the weekly card tournament at the local senior centre. Meanwhile, Nate goes on a date with a woman who seems too good to be true.