Catastrophe

In an attempt to impress Hermione, Fred offeres to take care of Crookshanks until she can pick him up. A freak accident with unstable chemicals causes the cat to turn change form. Now in a desperate attempt to fix things, Fred must impersinate Crookshanks until George can find a cure. As a cat Fred lives with Hermione and finds out some secrets she's been keeping. TONS of fremione