Andy had several international hit singles: “Come in-Come in”, “Donald Where's Your Troosers?”, “A Scottish Soldier” (which reached no. 1 in Canada, Australia and New Zealand, spent 36 weeks in the UK Singles Chart in 1961 and was in the top 50 in the USA for over a year), “Campbeltown Loch”, “The Muckin' O' Geordie's Byre”, “The Road to Dundee”,“The Battle's O'er”, “Take Me Back”, “Tunes Of Glory”, and “Dr. Finlay” (1965).
He is also remembered for being the compere of The White Heather Club. This was a BBC Scotland television programme that existed as an annual New Year's Eve party (1957–1968), and also as a weekly early evening series (1960–1968).