America’s Got Talent singer Alice Tan Ridley – who is the mum of Oscar-nominated actress Gabourey Sidibe – has died aged 72. The singer, whose loved ones called her “Tan”, died back in March in New York, an online obituary said. Listing some of her accomplishments, it said she had been “a pillar of the New York City singing circuit”. Although widely recognized as the mother of Precious star Gabourey Sidibe, Alice Tan Ridley carved out her own moment in the spotlight, capturing hearts during her