It's a total goof, of course.

That's obvious even before Will Ferrell, dressed in a cowboy hat and a neckerchief sitting astride a horse in the Mexican desert, opens his mouth and utters his first overly enunciated Spanish words in "Casa de mi Padre." It's clear from the opening titles: a grainy, bloody, Quentin Tarantino-style montage of melodramatic spaghetti W.....