Lyn Davies
Team captains: Glynne Jones and Phyllis Kinney
HTV Cymru for S4C, 16 August 1985 to 28 November 1986 (20 episodes in 2 series)
Two teams of experts / performers / songwriters are tested on their music knowledge.
Each correct answer reveals one note of sheet music, which eventually reveals a well-known song or work, worth 25 bonus points.
Henry Huxley
Richard Dunn
Title roughly translates as Singing Satan.
Not to be confused with Cythrel Canu, another Welsh-language music panel game.