While it is firmly established that the use of one internal thoracic artery can improve life expectancy in coronary artery bypass graft (CABG) surgery compared to vein grafts, it is not known if there are additional benefits with the use of a second artery. This was explored in the ten-year outcomes of the Arterial Revascularisation Trial (ART) presented in a Hot Line Session at the European Society of Cardiology (ESC) Congress 2018, Aug. 25-28 in Munich, Germany.