Mahalia Violet Barnes (born 12 July 1982) is an Australian singer, songwriter and the daughter of Scottish-Australian rock singer Jimmy Barnes and Jane Mahoney. She began performing as part of children's pop group The Tin Lids with siblings, Eliza-Jane 'E.J.', Elly-May and Jackie, but has since become a session and backup singer in her own right. She most recently has sung backup for Joe Bonamassa in the studio, and live.