In Sesame Street, Elmo is seen as a red, furry human-like monster with big eyes and an orange nose. He lived on Sesame Street and learns something new everyday! His best friend is Zoe.
In in first live-action/CGI film, Elmo is now 15 years old and a miscevious little monster, as described by his mom. But one day, he escapes from his home in Sesame Street and gets mistaken for a red chip bag, and gets thrown in a box that was in a truck. In there, he meets Big Bird and Telly Monster