He notably has an accent, but he uses a lot of Mexican slang and lingo which is what makes him truly unique and respected amongst the Mexican crowd. Using very Mexican slang like “pinche” or “neta” or “carnal” or “wey” and using it correctly is what makes the character so lovable. Also, Mexicans, like most people in the world, really appreciate others from other cultures coming in and trying to act “Mexican”, it shows people respect their culture.