Garfield! Louis was first and last appeared in the Davis Entertainment film, Garfield. He is a bumbling mouse and plays a similar roles of Floyd and Squeak.In the live-action/animated film, Louis accidentally invaded Jon's house and escaped from him. Outside, Garfield discovers Louis who standing there and decided to eat him.Three days, Louis finds Garfield, who was surrounded by the rats. He tells them Garfield is with him. Garfield suggests the mouse Jon was shared his house with Odie, who was got kidnapped Happy Chapman. The mouse guide Garfield through the big building.They often heading through the big building and Louis start explain Animal control and leaves Garfield, however, who can't handle the citizens.