Originally broadcast in the USA by NBC on Wednesday 10 January 1979 from 8-9:30 PM (EST) (and subsequently broadcast in 70 countries to an audience of 300 million people), for example:
Broadcast in Sweden 30 March 1979 on SVT at 8pm
Broadcast in Italy 25 April 1979 and 2pm and 1 November 1979, at 3.40pm on TV1 in Italy and called "Una canzone per regalo"
Broadcast in Norway 3 February 1979
Broadcast in UK Saturday 13 January 1979
Broadcast in France 26 March 1979.