Make it Rain, Floyd!

5/14/2007 4:41 PM PDT BY TMZ STAFF
Boxing champ Floyd Mayweather Jr. -- one week removed from beating Oscar de la Hoya in Las Vegas -- decided to pay back his fans the best way he knows how ... with cold hard cash!
Floyd Mayweather
Our friends at caught "Pretty Boy" at Body English inside the Hard Rock, where the champ threw $1,000 in cash on the crowd.

Now that's showing your fans a little love!