and he's not shy about it. >> i'll sell you a lifestyle, but the lifestyle i'm selling you is real. i have three buggatis and houses everywhere that i own. i really make nine figures in 36 minutes. >> he's known to have a million bucks in cash handy at any time. and may 2nd will be the biggest payday yet for him when he faces manny pacquiao in what's being called the fight of the century. this fight is huge, floyd. it's supposed to generate what, $400 million. you're going to make $180 million in this fight no matter what happens. are you surprised it's generating this much money? >> well, it takes me to generate this. >> the 38-year-old is undefeated in his professional career and has won ten world titles. but it wasn't always big fights and huge paydays for the michigan born mayweather. growing up in a troubled home with his father serving time in jail on drug charges, young floyd found his escape in boxing.