October 8, 1935: The song Londonderry Air was heard for the first time as the theme song of The O'Neills on CBS. The O'Neills aired on Mondays. Wednesdays, and Fridays at 7:30 PM. In 1936 the show's time was moved and it lasted until 1943. In 1943 The O'Neills was run on NBC Red and Blue Network and on CBS. This radio drama was sponsored by Silver Dust, Ivory soap, and Ivory soap flakes.
Londonderry Air was an original music piece from County Londonderry in Ireland. The tune is played as the victory anthem of Northern Ireland at the Commonwealth Games.