confess he did not help sam herr, he killed him. he said they drove to a theater where he performed and dan asks sam to help move something from the attic. >> he bent down. i grabbed the gun and i shot him. >> so wozniak says he fired again. >> he started bleeding. he wasn't moving. he wasn't talking. >> dan then drove to a different theater later that evening to appear on stage with rachel in the musical "nine." in this video he showed no signs of stress as he played the starring role. dan told police during the show he texted julie from sam's phone, pretending to be sam. after the play dan said he went to sam's apartment and the word julie into sam's bedroom. sam' and to splitting her pants with a pair of scissors. dan admitted scrolling the nasty words on julie's back and his splitting her pants with a pair of scissors. the next day he said he disposed of sam's body and then gave another pitch perfect performance captured on videotape. detectives asks why? >> and your motive behind killing sam was? >> money and insanity. >> okay.