Jeff thinks he's partly paid off a debt to his father-in-law. Think again. A program for his gifted son is going to cost plenty.

One of Karen's co-workers flirts with Jeff and he feels guilty until Karen's high school flame comes back to town and his jealousy takes over. Walt torments Russ after he gets stuck in a dark vent.

Having never learned to swim himself, Jeff believes Matt should, even though he doesn't want to.

Jeff and Elliot look for a glass of milk -- straight from the cow -- when they team up for a Halloween scavenger hunt.

Jeff's not an idiot, it just looks that way when he looks after Elliot's pampered pooch and restless shut-in Raymond, for whom Karen is the usual caretaker.

The Foxworthys appear on ""America's Funniest Home Videos.""

When Jeff fails to set up the family's annual Christmas portrait, he gets unwitting help from country singer Travis Tritt, whose tour-bus heater he repairs.

Jeff tries to remain neutral in the marital battle between Karen's sister Gayle and her husband Dennis, but Gayle uses Jeff's ambiguous advice and drops a bombshell.

A note from Matt's school causes confusion when Jeff misinterprets Matt's denial of misbehaving ; Karen and Jeff double date with Gayle and her potential beau.