American Idol season 12 finale. Candice Glover is crowned the winner and judge Randy Jackson says goodbye to Fox's talent competition series. I always knew for some reason that it would happen if I kept going, said Glover backstage Thursday after her coronation.ith a flawless voice that recalled past American Idol finalist Jennifer Hudson and a sense of determination after not making it in previous seasons, Candice Glover did the one thing Hudson wasn't able to do: She won the title of American Idol..