Conrad Ignatius Mario Maximilian Sewell was born on 31 March 1988 in Brisbane. He started pursuing a music career while still very young. In 2004, he auditioned for season 2 of Australian Idol, but failed the audition stage. Later, he moved to Britain and he is now known for his vocals on Kygo's single "Firestone" and a number-one single "Start Again". This won Song of the Year at the ARIA Music Awards of 2015. He is the brother of singing sister Grace, who is best known for her cover of "You Don't Own Me".