By Brandy McDonnellOklahoma natives Blake Shelton and Ryan Tedder will perform tonight on the Season 15 finale of NBC’s hit summer series “America’s Got Talent.” The show's Top 10 finalists - Alan Silva, Archie Williams, BAD Salsa, Bello Sisters, Brandon Leake, Broken Roots, Cristina Rae, Daneliya Tuleshova, Kenadi Dodds and Roberta Battaglia - all performed Tuesday night in a final attempt to win the $1 million grand prize and the opportunity to perform live at Luxor Las Vegas.As anticipation builds for the live season finale, host Terry Crews will preside over a one-hour live special highlighting the show’s Top 10 finalists and featuring an exclusive sneak peek at the preparations, along with never-before-seen backstage footage from the season with judges Simon Cowell, Heidi Klum, Howie Mandel and Sofia Vergara from 7 to 8 tonight.The two-night season finale concludes from 8 to 10 tonight with star-studded musical performances from Shelton, the Tishomingo-based country music superstar, multi-award-winning and Grammy Award-nominated coach of NBC’s “The Voice”; Tedder, lead singer of the Grammy Award-nominated OneRepublic and producer on NBC’s “Songland”; eight-time Grammy award-winning singer, songwriter, actor and dancer Usher, whose Las Vegas residency begins July 2021; global pop sensation Ava Max; alt-pop powerhouse Bishop Briggs; and platinum singer/songwriter and musician JP Saxe, who will perform with Grammy-nominated multi-platinum selling singer and songwriter Julia Michaels.