A CARLOW couple were killed instantly in the early hours of yesterday morning when the car in which they were travelling collided with an articulated lorry on the main Waterford to Dublin road at Plunketstown, Castledermot, Co Kildare. According to the Garda, Brian and Orla O'Halloran, Burton Hall, Carlow, were travelling to Dublin at approximately 6.40 a.m. when another car travelling towards Carlow veered across the main road, knocking the couple into the path of an articulated lorry.