Harry Gardner breaks hearts with song for his nan | Auditions Week 4 | Britain’s Got Talent 2017

16-year old Harry Gardner from Essex takes to the piano to play our Judges his own song, Not Alone, which he penned for his nan, who was diagnosed with Alzheimer’s three years ago. See more from Britain's Got Talent at http://itv.com/talent SUBSCRIBE: http://bit.ly/BGTsub Facebook: http://www.facebook.com/BGT Twitter: http://twitter.com/BGT