Bad Nature, or with Elvis in Mexico

"It all happened because of Elvis Presley." Elvis, down south of the border to film a movie, has insisted his producers hire a proper Spaniard so that he can pronounce his few lines in Spanish with a Castillian accent. But Ruiberriz has taken on much more than he bargained for. One fatal night, horseplay in a local bar goes too far: a fatuous drunken American insults the local kingpin, and when the thug insists that Ruiberriz translate, Elvis himself adds an even more stinging comment--and who must translate that?