Mortimer Mouse

-Disney was in the process of making who we now know as Mickey Mouse. He came up with the name Mortimer, but his wife Lilly thought it sounded like a villains name, so the Walt Disney Company later made Mortimer Mouse as a villian

-Mortimer is a taller version of Mickey Mouse but looks more like a rat

-He is an enemy of Mickey Mouse

-"Ha-cha-cha" is a quote from Mortimer Mouse.