Its an explanation from a satirical USA show, for mostly a USA audience however it sums up Brexit in 20 minutes and helped me to get a grip on what the Backstop actually entails.
Scroll in to 8mins 30, for the popcorn event.
Its not work safe, only because of the occasional swear word.
https://www.youtube.com/watch?v=1elYMwgswYs&t=516s
Post edited at 11:33