ON 7-1-12 AT APPROXIMATLY 2000 HOURS OPERATOR OF V-1 WAS TRAVELING SOUTH ON LAKE HENDERSON. OWNER/OPERATOR OF V-2 AND 3 FRIENDS WERE SWITCHING SKIERS WHEN V-1 STRUCK THE PORT SIDE OF V-2 NEAR THE WINDSHIELD. V-1 GLANCED OFF V-2 CAUSING SIGNIFICANT DAMAGE AND EJECTING ONE OF THE PASSENGERS OF V-2. THERE WERE NO INJURIES.