She left PEOPLE in 2022. Sesame Street has been on the air for 52 years, which for so many of us means that we have had the privilege of growing up with the Muppets who have become household names.

Syracuse, N.Y. — Muppet, the porcupine, attended hundreds of class programs, baby showers, birthday parties and weddings. For more than 10 years, she was an ambassador animal for the Rosamond ...