'There was a lot that we kept from my mother. My dad would say to me as a teenager "Don't tell your mother." We couldn't face the disapproval.'
Sue Johnston always seemed to be disappointing her mother. As a girl she never stayed clean and tidy like her cousins. As she grew older, she spent all her piano lesson money on drinks for her mates down the pub, and when she discovered The Cavern she was never at home. The final straw...