Tonight the remaining 11 finalists perform live for the nation, vying for the American Idol crown. The contestants will sing their hearts out in hopes of winning America's votes and surviving another week in the competition. See who impresses the judges and who buckles under the pressure. Tonight's theme: (Thanks to viewer requests) Lennon / McCartney songs. Performing tonight: David Archuleta, Jason Castro, David Cook, Kristy Lee Cook, Chikezie Eze, Michael Johns, Ramiele Malubay, Syesha Mercado, Amanda Overmyer, Carly Smithson, and Brooke White.