There are two Mexicans talking. One is a new resident of the town. The first Mexican says to the other, “Hey, Vato, this town is pretty rough. All the Mexicans know how to fight. So watch your back.”The other Mexican replies, “I don’t need to worry, because I know Mexican Judo.”The first Mexican asks, “What’s Mexican Judo?” The second says, “Ju don’t know if I have a gun; Ju don’t know if I have a knife…”