 The song quickly became Clancy's signature piece and reached the number one spot on the Irish music charts.With Maurice Cassidy as their international manager and Tommy's wife Mary Makem as their manager in the United States, the duo began touring full-time, performing at all the major venues and festivals in North America, Ireland, the UK, Australia, and occasionally in continental Europe, and appearing on all the major talk shows outside the U.S. as well as their own television specials.Usually, they would tour the British Isles in January and February, and for six weeks in June, July and August; Australia in May; North America in March and in the Fall.