Don't worry - there aren't many.
1. The weekly theme is set not by a whim of my own, but by a trusty (?) random word generator
http://watchout4snakes.com/CreativityTools/RandomWord/RandomWord.aspx
2. 'Drawings' should be submitted by email, to hannius@hotmail.com, for up to 7 days after the theme has been set.
3. Cake may or may not be consumed whilst drawing.