Klinger (Jamie Farr) is from Toledo, Ohio (Farr's own home town). One of the locations that Klinger talks about a lot is Tony Packo's Cafe, which is a real restaurant. In the episode "Dreams", Klinger dreams that he visits Tony Packo's Cafe. The address given on the café in Klinger's dream is 1902 Front Street, which is the actual address of the real Tony Packo's in Toledo.