A £1 million ($1.6 million) London home has been redecorated with vomit-saturated furniture and carpets, laughing gas canisters strewn across the ruined carpet, and a skylight broken after somebody fell through it, all courtesy of the 600 gatecrashers who showed up after a party was posted on Facebook with the toggle set to "public".
What homeowner Catherine Seale said to her 17-year-old son, Christopher, before leaving with her husband for a holiday in the south of France: "Don't throw a party."