LITTLE BIG SCREEN - IT'S A MAD, MAD, MAD, MAD MOVIE

"It's A Mad, Mad, Mad, Mad World" was definitely a movie in the TV Universe.  And there were at least three mentions of it by TV characters to establish this fact:

'Remington Steele'

"Steele Among the Living"
Mentioned in the dialogue.

'Remington Steele' 

"Steele in the Chips"
Steele remarks how their pursuit of cookies is similar to the pursuit for an object in this film.

'Mad Men' 

"The Good News" 
The movie is one of the films that Don and Lane are contemplating seeing.

They ended up seeing a "Godzilla" movie....

[Most of that info is courtesy of the IMDb.....]

BCnU!