Berserk Button: She flips out each time she thinks Mario is cheating on her. And she loses it when she thinks Mario is cheating on her. After the prostitute tells Mario she's heading to contact his "pee-pee" for 5 pounds, an indignant Rosalina thinks he's dishonest on her and beats Mario up. The prostitute shows up a couple seconds later and tells Mario they talked on the mobile phone, confusing Mario and Rosalina.