Mariachi songs were longer than the standard three-and-a-half minutes of the then-standard 78 rpm record, forcing the shortening of tunes. Around the same time, the popularity of jazz and Cuban music introduced the trumpet into mariachi, pushing the violins into second place and in some cases, replacing the harp. The most prized of the mariachis remained those from the state of Jalisco, particularly the areas of Cocula and Tecalitlán. They represented Mexico to the people during the Independence Day celebrations in Mexico City in 1933 as well as during Lázaro Cárdenas' election campaign in 1936. The charro tradition was strong in
El Mariachi when the Mariachi jumps on a bus, where Rodriguez is visible; the Mariachi bumping his weapon into a street pole; him failing to throw his guitar case on a balcony and Dominó twitching her face when she is already dead. Rodriguez spared expense by shooting on 16 mm film as opposed to 35 mm, and transferring the film to video for editing, avoiding the costs of cutting on film. In the end, he used only 24 rolls of film and only spent $7,225 of the $9,000 he had planned. Rodriguez also gave insight into his low budget approach to simulate