Check out how many episodes of MST3K mention "That Girl," usually whenever Mike and the Bots watch a movie with a cute brunette with a flip hairdo:
http://www.imdb.com/title/tt0060034/movieconnections

Evidently not even her 1970's work is safe:
http://www.imdb.com/title/tt0076213/movieconnections

Of course, it's pretty easy to target the last Daisy Production.