tom wanted to know all about her , it seemed - her favorite classes at school , why she thought mr. hall was mean for giving homework on fri-days , all the ways debra gilhooly had of being such a bitch , how she and pepsi had planned to go trick-or-treating as spice girls last halloween and mom had said pepsi 's mom could do whatever she wanted , but no nine-year-old girl of hers was going out trick-or-treating in a short skirt , high heels , and a cammi top .