An episode of Late Night with David Letterman from the late 80’s, specifically around 1985-1986 or possibly 1988 where David is interviewing Jay Leno and Leno is talking about holiday themed horror movies, he mentions Silent Night Deadly Night and also makes a comment about a killer turkey movie (‘Turkey -now it’s his turn to do the carving’)
https://youtu.be/nPlg9U5YbY4
https://www.youtube.com/watch?v=QUQvDz7CSF8
“Jay Leno appeared on Late Night forty-one times, forty as a guest and one in a taped cameo. Here are all of his appearances, plus other related videos scattered within.”