I have kinda, sorta, but not really multiple personalities. they are different from me, but we can still share memories and information with each other. sometimes we can't, and this sometimes leaves gaps in my memories. bottom line is - it has come to m

Talk 2 ur Psychiatri: Multiple personality disorder, now referred to as dissociative identity disorder (http://www.mayoclinic.org/diseases-conditions/dissociative-disorders/basics/symptoms/con-20031012), needs to be evaluated & treated by a psychiatrist. Tell him/her what you've noted above.

You didn't finish: the question. Multiple personality disorder is now called Dissociative Identity Disorder (DID), which you might research. Some of what you describe fits with DID, so go to a psychiatrist or psychologist and investigate. You might be experiencing other symptoms that cloud this picture, or have ones that clarify it, but I can't tell much more from what you've written. See a doc in real time.