Brother and sister wow the world with their beautiful duet

Kenny Holland and his sister Capri have done an amazing mash-up of Judy Garland's 'Somewhere Over The Rainbow' and Elvis' 'Can't Help Falling In Love 
With You'.
 
Coming from an extremely musical family, the pair's performance has gone viral online with over 10 million views.
 
See their beautiful take on the hit songs below...