(Video) Shocking scenes at Wembley as Man City and Liverpool fans clash

Wembley Stadium is preparing to host the big FA Cup semi-final between Liverpool and Manchester City.

Two of the best clubs in the world will compete for the chance to compete in the final of the prestigious competition against Chelsea or Crystal Palace next month.

However, despite the soon-to-be-released show, some fans have already spoiled the occasion after the off-court clash.

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Several fans can be seen disposing of British police officers who were forced to try to dismiss match-day-goers.

Check out the shocking footage below.