Without the 22-year-old’s voice, ‘The Girl From Ipanema’ would not have become the phenomenon it did – but mistreatment, misogyny and lack of compensation wore her down, writes Martin Chilton

Concluding our series of first-hand accounts of life in tents, Patrick Smith recalls the way that festivals such as End of the Road and Primavera have helped him through bad times, from heartbreak to grief to crushing depression