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Floyd Mayweather

Bieber Said Knock You Out!

5/6/2012 7:24 AM PDT BY TMZ STAFF

Justin Bieber joins Floyd Mayweather at his latest boxing match
Of course Floyd Mayweather took care of business last night against Miguel Cotto -- he had the dreaded masters of intimidation in his corner, like Lil Wayne, 50 Cent and ... Justin Bieber?

Bieber walked out with Mayweather before the fight and was in the ring with him after to celebrate the victory. 

It's unclear how the two hooked up, though Bieber did once compare himself to Mayweather in an interview. Earlier in the day, Bieber tweeted, "cinco de mayo.... #MayweatherCotto yeah @FloydMayweather today is a BIG day."

So we have to ask ...

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70 COMMENTS

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46.

martini777    

...so a lesbian, a crackhead, and a douchebag walk into a bar...

815 days ago
47.

Hannah    

Holy ****, I will have to HATE my comment after this, but Beiber is a cutie...... Ahhhhhhh NO I went to the dark side!

815 days ago
48.

Karen    

His wins mean nothing til he fights Manny, BIG CHICKEN! wont agree to the money, if your so confident then it shouldnt be guaranteed, put your money where your mouth is and fight big guy

815 days ago
49.

Rakeem    

Non other boxers want none of floyd may weather.

815 days ago
50.

moneypac    

so may wants to bring out justin ***bier,50 weak ass cent, lil girl wearing jeans wayne, and well HHH is coo..

Pac's about to bring out Kobe and Jay Z and thats all she wrote...those 2 alone with Pacman is nasty.

814 days ago
51.

thats wat u get    

OM lil wayne looks like skeletor from he-man eww he must be filthy rich to have women give him babies....Poor Justin hes trying to fit in where he can get in lol..good move mayweather

814 days ago
52.

elcompapopeye    

"Big Day" cause mayweather was gonna show it to him lol

814 days ago
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