Michael Jackson Doctor's Awkward Singing on CNN

"Conrad Murray has broken his silence about NOT testifying in the Michael Jackson wrongful death trial ... and he did it by SINGING on live TV. Murray -- who is serving a 4-year sentence for killing MJ -- called into "Anderson Cooper 360" moments ago from jail. At first he sang the same old tune ... insisting he was innocent and in the process of appealing the case."* Conrad Murray, who is se ...