In an exclusive interview with Dr. Phil, music legend David Cassidy speaks out for the first time since recently revealing that he is suffering from dementia.\r<br>\r<br>David Cassidy, who recently revealed that he has dementia, addresses rumors that he is drinking again, which started to surface after a recent performance .\r<br>\r<br>David Cassidy is revealing the warning signs that led to his dementia diagnosis in a new and upcoming interview with Dr. Phil. When friends of yours or family .\r<br>\r<br>WEDNESDAY, MARCH 1: A Dr. Phil exclusive: Music legend David Cassidy sits down with Dr. Phil to discuss his dementia diagnosis and the future of his career .\r<br>\r<br>