When Sesame Street premiered in November 1969, Kermit the Frog tried to teach young viewers about the letter W. But then, Cookie Monster interrupted and ate a fourth of the letter, turning the W into ...

Two days later, Elmo addressed his nearly two-decade old outburst, insisting that he and Zoe are still on great terms. As for Rocco... well, in the words of one of Twitter's new favorite jams — we don ...

Years ago, a reader wrote probing for details on a mystery that had vexed him: What’s the deal with the cookies that Cookie Monster eats? The email said nothing else. I chuckled and filed the note in ...