Grover used to be green. Before he made his first appearance on "Sesame Street" in 1969, Grover was a character named "Gleep" on "The Ed Sullivan Show." He was dark green and his nose was a bit ...

Elmo, Cookie Monster, Grover, Abby Cadabby, Oscar the Grouch and Elmo's puppy Tango hang with WIRED to answer the Internet's ...