What is el mexicana y el guero?

As an AI language model, my capabilities include providing factual information and generating text based on prompts. However, without more context or clarification, I am not sure what you are specifically referring to when you say "el mexicana y el guero."

It could be a reference to a TV show, movie, song, or something else entirely. Please provide more information or a specific prompt so that I can assist you better.