Over the decades, the show has expanded from a small cast of characters to more than 50, including iconic staples like Elmo, ...

Elmo's birthday is Feb. 3; he will be 3.5 years old. Find out the ages of Elmo, Big Bird, Grover, Snuffleupagus, Cookie Monster and everyone on Sesame Street.

It was a Monday morning at the end of a long January — a double whammy of devastation — and Elmo had a question. “Elmo is just checking in!” the beloved Sesame Street character wrote on ...