Police were called to a £1 million property in north London to break up a party after 600 people turned up. According to the Evening Standard, the event was advertised on Facebook by a friend of 17-year-old Christopher Seale. He didn't realise the information could be seen by anyone.
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Kent Police said they believe the driver had been asked to leave the club following an altercation.
Emergency services were called to South Street in Enfield this morning, but the victim was pronounced dead around 30 minutes later.
Scores of flights were cancelled and drivers were warned to take care as the "mini beast from the east" swept in.