The main event in London was entering round two when a fan climbed into the ring before being kicked out by security
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The YouTube boxing match between Deji and Alex Wassabi was thrown into chaos when a fan jumped in the ring.
The fight entered the second of five rounds when the fan climbed through the ropes, forcing the fight to be over.
He was immediately jumped and bundled out of the ring by security.
The fight was halted before the ring announcer called for calm as he informed fans that if calm did not occur the fight would be called off.
The fight continued as Deji tried to win a fight on the third try against Wassabi who was making his debut.
The fight eventually went the distance of five rounds, with Wassabi winning by split decision.
The intruder was the latest in a long list of dramatic moments at the Showstar boxing event at Wembley Arena.
The fight between Ryan Taylor and DK Money ended in the first round when Taylor inexplicably headbutted his opponent.
Taylor had complained about a low blow, but there was no evidence and he was promptly disqualified.
Chaos ensued in the ring immediately afterward as fans crowded the ring, forcing the ring announcer to demand that they take their seats.
There was more headbutt drama in the match between Vitaly and Kristen Hanby.
Hanby had dominated the first two rounds but then headbutted his opponent.
The referee stopped the fight to admonish Hanby but did not penalize the fighter with the fight, which ultimately scored a tie.
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https://www.mirror.co.uk/sport/boxing/deji-alex-wassabi-fight-fan-26396820 Fan storms ensue during the YouTube boxing match between Deji and Alex Wassabi