are we seeing a meltdown of a celebrity or a new kind of honesty that celebrities have and they don't really care what the public thinks? >> i think we are seeing a transformation of the way celebrities might be electing to communicate with their constituency. they might do it through twitter or any one of the social networking sites. >> reporter: one tweet about his jewish producer was perceived anti-semitic and brought thens to a head for charlie. cb -- brought things to a head for charlie. cbs pulled the plug and a meltdown has been ever since. >> often there were a lot of drugs at his house. >> reporter: showing off his roommate porn stars on today show. and a public plea to soon to be ex---, x brooke mueller