Animal Crossing: Wild World
From the Super Mario Wiki
Animal Crossing: Wild World (simply known as Animal Crossing in the PAL version) is one of 9-Volt and 18-Volt's microgames in WarioWare: Smooth Moves. It reappears in WarioWare Gold, where it is one of 18-Volt's microgames. It is set in the Nintendo DS game of the same name.