Hopscotch (film) describes bullets flying and even bombs exploding. There is also the aria "[[Largo al Factotum]]" from the opera [[The Barber of Seville]] by [[Gioachino Rossini]]. Matthau sings this as he passes a border checkpoint. The words to the aria explain how everyone is looking for the barber, and he moves fast like lightning. Kendig has the aria "[[Un bel dì vedremo|Un Bel Dì Vedremo]]" ("One Beautiful Day") from [[Madame Butterfly]] by [[Giacomo Puccini]] playing loudly on the stereo as the FBI and CIA shoot up Myerson's wife's house. The operatic contrapunto adds a surreal air of ironic justice to the
Insertion aria engaged by the opera house for the season. A highly regarded singer would not randomly choose arias to insert in whatever opera was to be performed but would make reasoned decisions based on the dramatic context and the compositional style. Poriss tells of the soprano Carolina Ungher's decisions on which aria to insert at the entrance of Elena in Donizetti's "Marino Faliero". For her performance in Florence, May 1836, she inserted the aria "" from Donizetti's "Sancia di Castiglia" for her entrance. Later that year she inserted the aria "" from Donizetti's "Ugo, conte di Parigi". In the fall of