You appear near the room beyond the 30-star door in the basement, which leads to the ninth level of the game, Dire Dire Docks from the game Super Mario 64. You go to the endless hallway and notice Mario running in your direction in terror and says Do it too while a giant disembodied head of Wario chases him, biting viscously while laughing maniacally

Wario-Apparition:You want fun? WARIO SHOW YOU FUN! WAAAA! WARIO NUMBER ONE! WARIO'S THE WINNER! WAAAAHAHAHAHAHAHAHAHAHA!!