Who knew that Justin Bieber and Tom Cruise had beef? I'm betting Tom Cruise didn't even know. Out of nowhere, pop singer Justin Bieber has challenged Tom Cruise to a fight in the Octagon. Biebs even when so far as to tag UFC boss Dana White, as he looked for a promoter for the fight that may or may not ever take place. Honestly, I'd bet on Cruise if this were to really happen. Tom tends to do his own stunts, so I think he's pretty tough. And he comes off as being a little bit crazy sometimes...tough and crazy could be a bad combo for Bieber. Read more about it HERE
Here's how some of the MMA world responded to Bieber's challenge.