Original sentence: On the April 7, 2009  performance episode of season eight, the show ended four minutes past its set ending time.This caused viewers who recorded the program to completely miss the show's final performance , Adam Lambert's performance of "Mad World" by Tears for Fears, which received a standing ovation from judge Simon Cowell
Edited sentence: On the April 7, 2009 performance episode of season eight, the show ended four minutes past its set ending time.This caused viewers who recorded the program to completely miss the show's final performance, Adam Lambert's performance of "Mad World" by Tears for Fears, which received a standing ovation from judge Simon Cowell