It makes sense in the context that the TV show is a comedy, so the line is supposed to be nonsense.

And it's a very old joke.

Surely not the first, but old enough to make the point:

> 7 May 1934, Lewiston (ID) Morning Tribune, “News Behind the News” by Paul Mallon, pg. 4, col. 4:

> The oil men were acting like the peddler who lost money on every sale but tried to make it up on volume.