Quico borrows the scorpion, to show for his mother. But, Doña Florinda gets scared, and when faints, drops needles in all the house. Quico, then, accidentally swap the bottle with the scorpion with the empty bottle of Popis. Then, Quico believes that the scorpion escaped, now everyone is scared. In the end, everyone is prick by Doña Florinda's needles, believing that are scorpion stings.
