I will admit that this woman should face criminal charges, and have to pay for damages to her boyfriends fish tank and fish as well as all other property, but felony animal cruelty for killing 5 goldfish? If the owner had scooped one out and fed it to his cat, would he also face charges?
http://www.thesmokinggun.com/documents/crime/florida-goldfish-murder-spree-675930
http://www.thesmokinggun.com/documents/crime/florida-goldfish-murder-spree-675930