Seven teenage boys are in jail for their alleged role in a triple shooting at a sweet sixteen party that paralyzed one 18-year-old woman and injured a 15 and 16-year-old last Saturday night.Security video from the motel where the party took place helped Gretna police nab the suspected culprits, some of whom appeared on MySpace flashing gang hand signals.Gunplay was said by Gretna Police to be sparked by a fight a week earlier between two groups of teens, one calling it self the "Young Squidda Gang", the other is dubbed the young "Menace gang."The birthday gathering was supposed be a PG-rated party with parental supervision. Several mothers and other adult family members and friends attended. Cops say one group of kids became tipped off via MySpace that it's rival group was headed to the June 13th party at the hotel. It's where a .22 rifle was planted before shots popped off.Arrests came for the seven unnamed 16-year-olds Wednesday. Lakita Davis, 32, an aunt of one of the culprits, was also arrested. Davis was accused of possessing the .22 rifle used in the shooting and marijuana that was intended to be sold.Her nephew and six others are charged with attempted murder or conspiracy to commit attempted murder.