The KFC Double Down is coming back

After destroying touchscreens, stretching belt holes and greasing up all 10 fingers and maybe some toes, the vaunted Double Down from KFC—the 'sandwich' that served as America's tipping point for ridiculous food creations—is coming back on April 21st for a limited time. It was last seen four years ago in 2010. Same… » 4/16/14 8:45pm 4/16/14 8:45pm