This is really eerie, because I was just watching a lengthily interview with him the other day (I believe it was recorded just a couple of years ago), and at one point he mentioned he was recovering from a stroke (which sort of made his memory fuzzy), but apparently, it was esophigal cancer that did him in.
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The Muppet Show
Sesame Street Classics on YouTube
Sesame Street debuts on Netflix
Back to the Rock Season 2
Sam and Friends Book
Jim Henson Idea Man
Bear arrives on Disney+