diddy and mark wahlberg have placed a $ 250,000 bet on the mega-fight .
the rapper is confident floyd mayweather can put him in the ` money '
american boxer adrien broner has also put his money where his mouth is .
broner admitted he will be putting $ 10,000 on there to be a stoppage .
mayweather vs pacquiao - 12 things you did n't know about the pair .
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