When Mr. Lucas has put on his father Christmas suit and it turns out to be so short he has to walk on his knees, he remarks that it is "all that was left from last year's Snow White stand" and that he doesn't know wether he is meant to be "Happy, Sneezy or Grumpy", to which Miss Brahms remarks that he is Dopey.
When the gang discuss various ways for Mr. Grainger to renew his act and Mr. Humphries suggests miming, Mr. Lucas suggests he mime to Julie Andrews singing "Supercalifragilisticexpialidocius".