King of the Hill S03 E01 Death of a Propane Salesman

"Return of the king."

Hank and Luanne survive the Mega Lo Mart explosion, but Buckley is no more. Hank finds that he is scared of propane, and tries to figure out how to deal with his fear of dying. Meanwhile, Luanne, who lost all her hair in the explosion, decides to become an activist like Sinead O'Connor.