This is simply ridiculous that we have to continue to rehash this over and over again. Chris was involved in a horrible incident but none of us are clear on all the details. Also if Rihanna isn’t mad why should we be? Riri has moved on with her life and maybe others should as well.   Via Huffington Post  Miranda Lambert is not backing down. The country star, 29, still stands by her Twitter rant against Chris Brown, 23, after he performed twice at the Grammy Awards in February 2012. Lambert was disgusted by his appearance at the event, tweeting, “He beat on a girl…not cool that we act like that…