17/09/2014 09:51 BST | Updated 17/09/2014 09:59 BST

Dog Joins In With 'If You're Happy And You Know It'

Altogether now: 'If you're happy and you know it, wag your tail...'

Yes, they're not called Great Danes for nothing, you know. They really are great!

SEE ALSO: Who's The Best Dog In The World? This Dog!

(Via Laughing Squid)