There Was Supposed To Be A Laugh Track For A Charlie Brown Christmas
Back in the sixties, it was a standard procedure to have a laugh track over any half-hour sitcom. The Flintstones were notorious for using a canned studio audience to help cue viewers for jokes. When it came to A Charlie Brown Christmas, executive producer Lee Mendelson told Charles Schulz he didn’t see the Peanuts special being any different.
Schulz left the room before coming in and continuing as if nothing had happened. Mendelson got the hint.