Mine comes from my wifes older 3 siblings TRAcy KEVin LYNe my wifes family came up with it over 40years ago when they showed dogs and thus is registered with the Kennel Club (a bit like a registered trade mark) and now my wife and i own the rights to use it on all our show dogs. Hope this is a clear enough explanation and thus my avatar yes that me with my finger up our dogs arse