D is for Departure!

Sesame Street head writer Joey Mazzarino took to social media today to announce he's leaving the show.

Besides writing duties, Mazzarino performed many characters on the show including Stinky the Stinkweed, Horatio Elephant, and most notably Murray Monster.

Below is his post announcing his parting:

It seems like there's a lot of turmoil on the Street these days. Let the speculation as what drove this latest exit begin, while we wish Joey all the best in whatever his future endeavors may be.