The broadcast of ‘Horizons Sing’ will air at 9pm BST (British Summer Time) on BBC Radio Wales.
The ways to listen to BBC Radio Wales can be found here: http://www.bbc.co.uk/programmes/p00rymjk/features/frequency-guide
Or you can listen on-line at this page http://www.bbc.co.uk/programmes/b041mdqw
The various video clips from the show can also be seen here http://www.bbc.co.uk/programmes/b041mdqw/clips
The show and clips page also feature the tribute to Mike Peters / The Alarm and Declaration from U2.