London rapper Wretch 32 has put his hearing to the test in a unique experiment as part of a new Network Rail safety campaign aimed at young men.
The video shows Wretch 32 and spoken word performer George the Poet battle to make a split second decision, relying only on their hearing to work out which direction a train is coming from as it travels towards them at 80mph in the dark.
Find out what happened here.
More top news
The London Marathon brings together thousands of people raising money for charity - not to mention some rather unusual costumes.
Planning on going to the London Marathon tomorrow? Read our handy guide first!
Celebrations to mark St George's Day have started in Trafalgar Square with feasts and tea to be found in abundance.