Charlie (human)
What is Charlie?
Charlie, short for Charlotte, is a young girl introduced during season 50 of Sesame Street.
What is Elmo?
Elmo is a furry red Muppet monster who lives on Sesame Street. He is self-described as three-and-a-half years old, and almost always refers to himself in the third person. The character's popularity led to his own segments on Sesame Street beginning with "Elmo's World".