When my mom passed 3 months ago, it felt like my world ended. I always thought we were so lucky to be such a close family, but since my mom passed, I feel so distant from everyone and everything, wanting nothing to do with my dad or brother anymore. My parent's would have been married 33 years this June, and my mom passed in November 2012, the weekend before Thanksgiving. The last time I spoke to my dad was almost a month ago. I'm not sure if it's because he had already joined Match.com a…