Above: MC Hammer will perform at this summer&amp;#8217;s Alive @ Five concert series. (Photo by Taylor Hill/Getty Images) The B-52s, MC Hammer, Lee DeWyze, Third Eye Blind, Vertical Horizon and Styx founder Dennis DeYoung are slated to perform at this summer&amp;#8217;s Alive @ Five concert series, Stamford Downtown Special Services District announced&nbsp;Tuesday. The seven-week series, [...]