Mystery Science Theater 3000 Megathread: WE'VE GOT MOVIE SIGN!!!!

[Xenomoose]

Betty Prentis, formerly known as Betty Luster, the actress who played Mr. B Natural, [URL="http://www.metafilter.com/108028/Hey-leave-my-father-out-of-this"]has passed on.[/URL] Honor her memory (if she can consider it an honor) by re-watching the infamous short that burns in our memories still, available right up in the OP.

EDIT: Well, she HAD passed on. Apparently this happened in May but nobody noticed until now.