Revealing mistake: At the apartment complex fire, after Johnny is knocked unconscious by the explosion, when the Pasadena fireman finds him and has to lift him up, it's funny how even though Johnny's unconscious we can see that he actually helps to stand himself up, so the fireman can lift him up and carry him out.
Revealing mistake: Fred is reading from "The Joanna Rhodes Beauty Book" and the title is shown on the dust cover. When Fred tilts the book, though, the words "Winston S. Churchill" are visible on the actual book under the dust cover. Also visible is the script from which the actor is reading, tucked inside the book and held by clips.
Revealing mistake: When everyone is fighting with the water buckets, Don Ramón (Raymond) throws water at Quico. Doña Florinda (Mrs. Worthmore) chases Don Ramón inside the neighborhood. When Quico was about to throw water at Chavo, inside the door, the shadow of Don Ramón waiting for running so Quico can throw water at his mother. Plus, when Don Ramón and Doña Florinda runs outside the neighborhood, Doña Florinda is already covering herself in the last second before getting wet.