… he was dressed in a badly fitting white drill suit, with trousers bagging concertina-like over clumsy black boots.

The mood is big city, with flashes of madcap mischief, craziness and devilry on the part of Rabbit and (especially) Rogue; the Rag Couple, sometimes ballroomy, have notes of tension and dispute.

The idea was to append Keyboard Cat to the end of a blooper video to play that person offstage after a mistake or gaffe, like getting the hook in the days of vaudeville. The meme became popular, Ashton Kutcher tweeted about it to more than 1 million followers, and more than 4,000 such videos have now been made.

Hopf categories in the sense of Batista, Caenepeel and Vercruysse can be viewed as Hopf polyads in a braided setting via the notion of Hopf polyalgebras.