Murder cases and cinema

researching some of the most fucked up, goreish cases is fun and all, but i can't even watch "basic instinct" without thinking of the luca magnotta situation. man, fuck this guy, i can't enjoy my movies in peace. now that i think of it, i guess it makes an okay-ish example of the butterfly effect. some dude murders cats and a human, and then boom, some nineteen year old pothead cringes during movie marathons