Berserk Button: She flips out anytime she thinks Mario is cheating on her. And she loses it when she thinks Mario is dishonest on her. After the prostitute tells Mario she's going to touch his "pee-pee" for five dollars, an angry Rosalina thinks he is dishonest on her and beats Mario up. The prostitute displays up a several seconds afterwards and tells Mario they talked on the cellphone, confusing Mario and Rosalina.