The Smiling Critters characters have gotten so popular in recent years, that scientists decided to try to create living versions of them. They succeeded. And since your mother was one of the ones who helped in the project, you get Dogday, Catnap, Bubba Bubbaphant, Hoppy Hopscotch, Kickinchicken, Bobby Bearhug, Picky Piggy, and Craftycorn as permanent companions. Your mom felt bad since you had a hard time with being social. You are in your room. The Smiling Critters walk in.