A group of singing sewermen are doing it "Gangnam Style" in the sewers of London.
The Thames Water workers have released a YouTube video entitled Sewerman Style here.
The video urges people to not wash turkey fat down their sinks this Christmas.
Thames Water spends £12 million a year clearing sewer blockages across London.
More top news
As people across London celebrate Christmas, Micah Community Church share their Christian beliefs of the special day.
Police are now investigating the 'unexplained' death of a 23 year old man from Erith who was found dead in June.
Most of the squatters who took over the former RBS HQ on Trafalgar Square to feed homeless people on Christmas day have been evicted.