Prankster in Training

When first-year Hermione Granger reveals her ability to tell the Weasley twins apart, Fred and George decide that she is fit to be their prankster in training. And when she asks them a favor, their conditions are simple: become their prankster. Forced into training in her fifth year, Hermione finds that while she will never approve of pranks, the twins aren't as bad as they seem.