A damp start couldn't stop hundreds of thousands of people turning out for this year's Notting Hill Carnival.
Everyone seemed to be having a good time including a dancing policeman who was filmed enjoying the carnival atmosphere.
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As disruption continues throughout the evening here's what you need to know
Fallen trees, damaged power lines and emergency speed limits were today causing chaos for rail passengers.
They will be supported by artists including Zara Larsson, G-Eazy, Wiley, Sean Paul, WizKid and an exclusive set from Bryson Tiller.