>> why would you write that? >> i have no idea. >> let's go on to the next sentence. when you say his salary, who are you talking about? >> i don't know. >> reporter: cnn digital reporter allan duke has been in the courtroom since the beginning of the trial. >> to watch paul gongaware try to dance around it and explain this e-mail was very interesting in court. at times today there was laughter because of his -- the perception of his evasiveness. >> reporter: the jackson family is suing aeg stating they negligently hired and supervised murray who is serving time for involuntary manslaughter. if aeg is found liable it could cost the company billions of dollars. >> so paul gongaware has wourktd some pretty big names during his career including elvis presley and led zeppelin. currenting managing the rolling stones north american tour. in tm gongaware said rick james was the only artist he ever knew was using drugs on tour.