McGee mentions that every Christmas the team get together to watch the film.
When Gibbs asks the bartender if Justin Cannady and Noel Huffner knew each other, the bartender reply:" Oh yeah. The two would sit down at the end of the bar, just about every night, like Cliff and Norm". Cliff and Norm are two regular character of "Cheers".
The film's DVD case is seen on a shelf in Dinozzo's apartment.