Do you agree that uncle podger is a clumsy,sloppy old man but lovable?

Yes. Uncle Podger always volunteers to help others but bungles the job because he is so accident-prone. Further, Uncle Podger ends up causing more work for everyone else because of his general incompetence. To illustrate his point, J. tells a lengthy story about how Uncle Podger once caused chaos for his entire household when trying to complete the simple task of hammering a nail into the wall.

Though the story initially serves to illustrate a point about Harris, it quickly becomes its own segment, an almost slapstick scene. Once Jerome establishes the irony - that sometimes the most helpful person proves the least helpful - it becomes all about gags.