Videos Dancing Granny Rocks Out At Concert! By Kera Osborne - Aug 17, 2013 0 105 FacebookTwitterPinterestWhatsApp This video, Dancing Granny Rocks Out At Concert, is awesome. This 83 year old granny rocks out to Pickwick at a concert in Seattle, even starts doing push ups in the middle of the song! Dancing Granny Rocks Out At Concert [via]