The jokester reprises his role as antagonist and comically-large-mustache enthusiast Dr. Robotnik in the franchise’s third installment, in theaters Dec. 20.

The notorious jokester also made headlines during a Brooklyn concert on Monday for making up a song at the piano after a fan requested a nonexistent Coldplay song.

At one of the basketball courts where Shawn used to play, his coaches tell us this was his happy place and he was the "jokester" on the team, and well-liked.

“My teammates were great, hilarious. We were all pranksters and jokesters. … We were all for each other, too.”

Newhart, known for his dry delivery and iconic satire, began his comedy career in 1960, recording a pair of stand-up specials that year, sweeping the nation and earning the jokester a long-lived sitcom career.