Flint invents a machine to bring Sam's imaginary friend, Patootie, into the real world, but Patootie's possessiveness is more than Flint can handle. Sam, meanwhile, is oblivious to the friction between her two best friends. // Flint realizes that all of the world's great inventors have large hands, so he invents a way to supersize his own mitts. However, the glory of his new hands soon goes to his head.