A look at nightmare moments from disastrous gatherings, including a garden party that quickly went downhill when a brawl kicked off in front of horrified guests, and parents-to-be left lost for words when their gender reveal failed spectacularly as the wrong colour was illuminated on the side of a prominent landmark. Other highlights include the dad who thought his pole dancing skills would be a great way to get noticed at a swanky marquee party and a Christmas do that took a turn for the worse when a Dirty Dancing lift ended with a partygoer in A&E