As the title suggests, the point of this is to take a pre-existing book title, remove a single letter from it and come up with a suitable new plot for the new title. Put the deleted letter in brackets.
Harry Potter and the Goblet of (F)Ire - Harry discovers a sentient cup that has a penchant for insulting everyone that crosses it's path due to it's hatred of magic. Chaos ensues.
The Light(n)ing Thief - A story about a disillusioned stagehand that takes revenge on his colleague by stealing all the stage spotlights.
Never put passion before principle. Even if you win, you lose.
If olive oil comes from olives, where does baby oil come from?
If vegetarians eat vegetables, what do humanitarians eat?