Readers' favourite photographs, songs and recipesSnapshot: My cool sister and Trevor the monkeyThis photo was taken in the early 1970s and is of my sister Lesley and a 12- or 13-year-old me. My sister was, in those days, the epitome of 1970s cool. She shopped at Biba, went to nightclubs and knew how to cook these wildly exotic dishes such as chilli con carne – even managing to get our dad to try a bowl, so long as it was accompanied with chips.Lesley was the only one of my four sisters who lef...