In Spanish, Marte is both the planet Mars and a colloquial shortening of martes (Tuesday). Jaimito thinks the pattern is days of the week, answering miércoles (Wednesday).
Example: "Más cara" vs. "Máscara" (More expensive vs. mask). chistes en español
This joke is not funny in a vacuum. It’s funny because it reclaims a slur and turns it into a mirror: they needed to feel dry . The humor is a scalpel. It cuts the empire down to size. In Spanish, Marte is both the planet Mars
— Mamá, mamá, ¿los vampiros matamos a la gente? — No, hijo, ahora dejamos de chupar sangre. ahora dejamos de chupar sangre.