4 people in a boat several miles off shore .
The boat hits an object and sinks .
4 people now in the water .
2 great white sharks ( a father shark and his son ) spot them .
Father shark says to son shark " we'll just circle them a couple of times with the tip of 1 fin showing . "
They do this . Then father shark says " now we circle them a couple of times with all fins showing " .
They do . Then father shark says " OK in now , kill them and eat as much as you want " .
This they do then son shark says " why did we circle them just showing them our fins a few times before we ate them ? "
Father shark . . . " they taste a lot better without the shit "