When Bart begins writing slogans on t-shirts, he catches the attention Goose Gladwell, a Willy Wonka-type gag gift entrepreneur and becomes a t-shirt mogul. With Bart now the breadwinner of the family, Homer realizes he no longer has a place in the family. In order to feel useful within the home, Homer begins spending time with Lisa. The balance of power is restored when Gladwell is revealed as a fraud after Homer threatens him with the nuclear bomb he built for Lisa's science fair project.