By Brandon Lowrey LOS ANGELES (Reuters) – Michael Jackson's eldest son testified on Wednesday in the wrongful death lawsuit filed by his family against AEG Live that the late pop star was unhappy with the concert promoter in the run-up to his "This Is It" concert series in 2009. Prince Jackson, 16, said he saw his father often get upset on the phone with AEG Live Chief Executive Officer Randy Phillips, but was unable to stand up for himself in disagreements. "He would get off the phone, he would cry sometimes," Prince told jurors in a Los Angeles courtroom about his father. …
