By Eve Macdonald Diana Ross famously said, “You can’t just sit there and wait for people to give you that golden dream. You’ve got to get out there and make it happen for yourself.” And that is exactly what the Michigan-born star did. With a career spanning over six decades, Diana has achieved worldwide recognition as the lead singer of Motown group The Supremes, a solo artist, record producer and as an Oscar-nominated actress. So, as her 80th birthday approaches on 26 March, she has more than earned some time to take her foot off the pedal. But the entertainment powerhouse isn’t planning to s…