Crystal Palace scored three goals in nine minutes in a sensational comeback which left Liverpool's title hopes in tatters.
The Reds strolled into a 3-0 lead but a deflected shot from Damien Delaney with 10 minutes to go sparked a Palace fightback.
A double from substitute Dwight Gayle sealed a memorable draw to the delight of the home crowd.
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Scientists from Imperial College London believe they have found a cure for motion sickness.
Witnesses told ITV News a brawl broke out in the crowd after hecklers shouted racist abuse at the 74-year-old soul singer.
The figures were obtained by a Freedom of Information requests by Caroline Pidgeon, Liberal Democrat London Assembly transport spokesperson.