LOL Tommy, that's "buffin' the muffin" - the drill had the buffer attachment on it.
Thanks for all the compliments everyone. I actually went through the list at this page for ideas:
http://www.worldwidewank.com/synonyms3.html
A lot of them were unfilmmable but there were enough to make a film.
The tea cup had my husband and I alternately giggling and feeling ill. We got some of his hair, cut it up and stuck it onto double sided sticky tape, put it around the tea cup.
It's kind of ridiculous that I spent a week obsessed with masturbation slang terms, buying props, painting tacos pink. It was a lot of fun though.