"Grandad" is a song written by Herbie Flowers and Kenny Pickett, and recorded by Clive Dunn.
While starring in the long-running BBC situation comedy Dad's Army, Dunn met bassist Herbie Flowers (later of Sky) at a party and on learning he was a songwriter challenged him to write a song for him.
Flowers wrote "Grandad" with Creation vocalist Kenny Pickett.
[1][2] The song was released as a single in November 1970,[3] and, aided by promotion such as appearing on children's shows such as Basil Brush and DJ Tony Blackburn claiming it as his favourite record, in January 1971 reached No.
[4] Dunn never had another hit single, but he did release an album that featured "Grandad" and its B-side "I Play the Spoons", titled Permission to Sing Sir!