He became popular and was often bullied by his brother on stage during Cardiacs performances, with the band purportedly formed to punish him for the unkind things he would do to Tim as an infant.

His brother attended Fleetwood Secondary School in Chessington, Surrey, with future Cardiacs members Colvin Mayers, Mark Cawthra and Peter Tagg.

[13] According to Cardiacs' official history, Tim intended to make him "look as foolish as possible on stage" to punish him "for all the unkind things he would do to him as an infant".

[19][11] On Cardiacs' 1992 album Heaven Born and Ever Bright, Smith co-wrote the opening track "The Alphabet Business Concern (Home of Fadeless Splendour)" with Tim as an overwrought choral tribute to the band's own record label.

[26][9] Tim Smith was awarded an Honorary Degree as Doctor of Music from the Royal Conservatoire of Scotland in 2018, which Jim received in his stead, confessing to the head Registrar that he "felt like a fraud, and it was all probably a mistake.

[29] A one-off supergroup comprising members of Napalm Death, Voivod, Municipal Waste, Child Bite and Yakuza joined forces with Smith to record a new version of the song "Tarred and Feathered" from Big Ship (1987) in remembrance of Tim.

[34] In 2007, The Dreaded Press described Smith live as "a rather grumpy looking bald fellow who has the caricature air of taxman who knows there's been a serious evasion but who can't locate it in the books.