The Hoohooligans are an ancient race, and many of the villager's ancestor's left messages. These appeared as strange markings on the walls around the village and mountain.
Also, even though they're not Hoohooligans, the Hammerhead Bros. were seen living among with them.
- The Hoohooligans are one of few species that live in the Beanbean Kingdom that aren't Beanish. The others being the Winkles.
- In Mario & Luigi: Dream Team, there are species that look very similar to Hoohooligans known as Hooskis that live on Pi'illo Island.