I agree with jadzea, that you were with him a long time. And even if you are over and done with him. There are still loads of memories that will surface. You need to go through the grieving process. I know I would react that way one of my ex's died. So take care of yourself.
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Bipolar I, Depression, GAD Meds: Zoloft, Zyprexa, Ritalin
"Each morning we are born again. What we do today is what matters most." -Buddha