The 42nd Annual Academy Awards (1970 TV Special)
Lou mentions John Wayne's Oscar win.
Larkin's attendance at the event is mentioned.
Jon Voight's character is visibly angry when he loses the Oscar to Tugg at the film's end. This is a reference to Voight losing the Oscar for Midnight Cowboy to John Wayne in True Grit.
Wayne as Oscar recipient
Clips shown (Elliott Gould and Candice Bergen presenting for Best Sound, Cary Grant's Honorary Award, etc.)