The Duke And Duchess Of Cambridge Tour Australia And New Zealand - Day 19Prince George: what if he tries to hug me too?! (Image courtesy of Getty)

If pulling Prince Charles into a big old bear hug is on your bucket list, your friendly neighbourhood Royal etiquette expert would like to remind you: one does not, ever, on pain of beheading, touch a member of the monarchy – the exception being a handshake, but only if they first extend a regal limb toward you.

This is a lesson that the Australian Prime Minister would well have heeded before he – hold onto your smelling salts – tried to BRO-HUG Prince William.