This brother issued a warning to his brother's girlfriend to let her know what she was getting herself into. He laid out, in a brutally honest way, that his brother was essentially married to their mother. This led to the couple breaking up and the brother blaming his brother. This thread was posted to Reddit' s r/ AITA (Am I the A-Hole) subreddit by the brother, u/AITApreciousmom, who is wondering if he was in the wrong for the comments he made to his brother's girlfriend. Readers seemed to th…