Too Close for Comfort (1980)

Season 2: Episode 6

An older man dressed like a bum shows up at the Rushes' doorstep looking for the transvestite persona of Rafkin, their deceased former tenant, because they always got together for Thanksgiving dinner. Feeling bad for him for several obvious reasons, they invite him to join their own disastrous get together, and later find out that he too has a big secret that involves his appearance.