Francis: It's humble, but it's home. Actually, they just walled off a bedroom from the apartment next door... but anyway, it's home.
Hal: Uh, you know, Francis, your mother and I passed a motel on the way here...
Francis: Nonsense. I won't have my parents staying at some motel. You can sleep here.
Hal: On the rug?
Francis: It's a futon. Believe it or not, someone was actually going to throw that away.
Hal: You know, my back...
Lois: Hal, let him do this.
Hal: All righty, we'll stay.