My friends are beating eachother up to get in some "group"?

XD so like three of my guy friends are so retarded and at recess each day a guy gets on the ground and another guy beats the s*** out of them XD its funny as hell but they said there being "accepted into a group" and they said something about the crips or something!?!?!?! XD and then they came into skewl with blue hankercheifs tied around there ankle. what are they doing besides being retarded? hahaha what group is that!?