this is robert blake as you ve never seen him before anywhere. do you think you re sane? i m what? do you think you re sane? you have your full sanity or has what s happened to you set you slightly mad? what do you think? well, i ll tell you. tonight, robert blake, the piers morgan interview starts now. good evening. i ve been interviewing celebrities and public figures more than 25 years. more than 2,000 people including presidents, prime ministers, movie, tv and pop stars but i ve never had an encounter as explosive, confrontational or extraordinary as the one you re about to witness. robert blake is a hollywood legend. he shot to fame as star of the r. gang series and went on to a chilling role as murderer in any 1967 film in cold blood and won an emmy for a series. and it changed wen he met bonnie blakely the woman who became the mother 0 his cld in 2000. married. it was his second marriage, her tenth. less than six months later she was dead from a gunshot in