The pop star has decided he wants to take on the Hollywood heavyweight, 56, in a UFC showdown and he’s publicly asked Cruise to take part.
Baby star Bieber, 25, tweeted the actor a request for a challenge in the mixed martial arts sport’s Octagon arena.
He wrote: “I wanna challenge Tom Cruise to fight in the octagon. He has stuck his neck out by challenging Tom Cruise to a cage fight.
The message prompted a flurry of excitement online, with former two-weight champion Conor McGregoralso weighing in.
The UFC champ offered to host the bout if Cruise accepts.
McGregor tweeted: “If Tom Cruise is man enough to accept this challenge, McGregor Sports and Entertainment will host the bout.