A heartwarming video has emerged of a 91-year-old grandmother discovering Snapchat. <br /><br />The footage, shot at a home near Indianapolis, IN, USA, shows a woman showing her great-grandmother, who "is on the border of Alzheimer's and Dementia", how to use Snapchat filters.<br /><br />"My daughter was on Snapchat and wanted to take a picture with my grandma, her great-grandma," the filmer wrote online. <br /><br />"My Grandma swiped by accident and chose one of the filters."<br /><br />"My Grandma couldn't believe that was her she was looking at. That's the most I've seen her laugh and smile these past two years." she added.
