Interest Frustrations

I have to create 10 images by next Wednesday for my digital media class. They are supposed to be my top ten interests in life, but I'm not sure I quite got those right in the examination stage. I'm having difficulty figuring it all out, and getting a bad feeling.
Tonight I am shooting a nude shot with my roommates. 1st shot: I will be covering one with flour, cookie dough, and butter and making her throw the flour into the air. 2nd shot: I will be sitting them both on the oven and having them eat cookies while one has her arm around the other.
My past two attempts at pictures for this assignment have failed. One has not failed yet, but took much longer than anticipated and was not finished. With the other the idea did not jive with actual production very well at all.

So currently I am looking at some Leibovitz photos for ideas on lighting. These are a couple of her photos I found through the creative commons search engine: