Neil Innes returns for the third of six re-spins of some of his most popular songs. He sings tonight of a duck clown's happiness in ' How sweet to be an idiot', a rocker's desire in ' Let's go crazy ', and of a night-club artist's belief that ' Singing a song is easy His guests tonight are: Sir John Betjeman , Johnny Morris Gillian Gregory , Bryan Payne and The West Somerset Morris Men