The YouTuber-turned-boxer faces his toughest test yet on December 19 against the heavyweight legend, but a top boxing star doubts the fight will go ahead

Ryan Garcia seriously doubts Jake Paul 's heavyweight showdown with Anthony Joshua will take place.

The YouTuber-turned-boxer is expected to face the former two-time heavyweight champion on December 19 in Miami. Their dust-up will be staged over eight three-minute rounds, and both men will don 10oz gloves. Paul - who has not fought since his decision victory over Julio Cesar Chavez Jr back in June - was due to take on Gervonta Davis earlier this month, but was forced to cancel the event after his opponent was accused of battery, false imprisonment and kidnapping by an ex-girlfriend.

Joshua, meanwhile, has been inactive since s

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