The Michael Jackson memorial service was held on July 7 , 2009 at the Staples Center in Los Angeles where he had rehearsed Practice for the London concerts Social_event the night before his death Death .

Criss ' song `` Dirty Livin '' was reportedly rehearsed Practice , but never performed Hold .

It 's too bad really , 'cause we ca n't finish Process_end the show Social_event the way we rehearsed Practice .

According to the United States and Western intelligence sources , the attack Attack was far more dangerous than the 2009 Pakistan Army General Headquarters attack Attack , and was better planned Arranging and more rehearsed than the previous attack Attack .