The infamous "WET YOURSELF..." Super Mario Sunshine print ad is often posted online without context, leading many to believe it is fake or fan-made. However, it is very much real, appearing on page 130 of issue 119 of the British Nintendo Official Magazine.

In the Mario Teaches Typing games, Mario never criticizes the player for underperforming and tries to be understanding and supportive. According to Charles Martinet, that was his initiative, as he felt being negative would go against the core principles of Mario's character.