Answer: This book is about a middle schooler named Jamie Keller, and her problem is that her pants have a bunch of holes in them. At first she blamed her dog Stinkler. Eventually her mother takes her to the mall and buys her a brand new pair of jeans, which she thinks are the best jeans ever.
They grow suspicious of each other, afraid that one will cheat the other out of a win. They decide to treat each other as purely competitors for the time being.