So it’s show day. You’ve been prepared for weeks and got your horse ready to go the night before. You’ve mentally played out the next day’s schedule over a thousand times in your head, so your day should go like clockwork, right?! Here are 10 show-day catastrophes, in order of appearance you may, or may not be able to relate to; You arrive at the yard to find your horse has ripped off his new Lycra vest and is comfortably laying in a pile of poo right on his ‘white…