By Brandy McDonnellWatch popular singer and ventriloquist Darci Lynne Farmer, 14, of Oklahoma City, compete on the finals of "America's Got Talent: The Champions" at 7 tonight on NBC. As previously reported, the "America's Got Talent" spin-off announced last week that Darci Lynne and magician Jon Dorenbos are the two wildcards contestants to compete in the finals.Read more on NewsOK.com