He then debuted on "Sesame Street" as Cookie Monster, a much bigger Muppet with ... During season three, his nose became smooth and purple. Since then, his nose shape has changed several times.

For decades, shows like Sesame Street practically raised many kids. Today, not even Elmo is safe from the nation's culture ...

The long-running children’s show, which first introduced young audiences to Big Bird, Bert and Ernie in 1969, is in the midst ...