The Legendary Tales of Mickey Mouse/It Was All Started By A Mouse

Plot
It all starts in Walt Disney's office, with him coming up with cartoon ideas, he sees a mouse in his office and decides to make him a mouse, he named it Mortimer before Mickey jumped off the page and says "Mickey! Mickey!" and Walt says "Fine... we'll call you Mickey!", he then has Ub Iwerks draw scenes with Mickey riding a plane and captaining a steamboat. It then jumps to present day, with Mickey sitting at home, watching some of his old short films on an old VHS before getting a phone call from Minnie.