Previously announced finale performer, Susan Boyle will debut her new song "Wild Horses." At the conclusion of the finale, the winning act to take home the million-dollar prize and a headlining show in Las Vegas will be announced.
Shakira will perform the world premiere of her mega-hit single, "She Wolf" from her forthcoming album of the same name, Leona Lewis will world premiere her song "Happy," Rascal Flatts will be singing their latest hit "Summer Nights" and Cirque du Soleil will present a sneak peek performance from their brand new theatrical production "Banana Shpeel."

God bless Shakira for her work in Haiti.
It truly is great to see stars such as Shakira out there helping the earthquake victims in Haiti.
It's heart warming seeing Shakira helping the young children out there in Haiti.
Shakira's World Cup song thoroughly rocks. I have kept singing it all of the morning. It doesn't make any difference to me that an international star instead of South African performer is singing the endorsed tune as South Africa has lots of chances to shine out.