Authentic entertainment
While the situation was probably a nightmare for the couple, the other passengers were making the best out of it and trying to enjoy the show.
The comedy of this scene, detected by some of the passengers, is familiar from the classic sitcom Seifeld. The show portrayed a scene almost identical to this one, where Elaine and her boyfriend loudly break up during a flight, make up and break up again, with a lot of crying and yelling involved.