Too many people think they would hear a train in time to move clear - tragically we know this isn't the case.
The sound of a train approaching is much quieter than you would imagine with the wheels pushing noise out sidewards rather than forwards and distorting what you hear.
Trespass is just not a risk worth taking and so we hope that Wretch and George can help get across this message and reduce the number of incidents we see each year.
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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.