While Diddy has been sipping champagne and buying Lamborghini's for his son, Justin and singer Justin Bieber, he's forgotten to pay New York City what he owes.

Diddy's Bad Boy Entertainment owes $996,000 in fines for illegally putting up billboards around the city.

A spokesman described the bill as a " bureaucratic error," saying it was paid by a partner company three years ago but the city hasn't updated the record. A city spokesman said lawyers are reviewing the issue

Puffy's not alone, another notable on the city's scofflaw list is Hip Hop legend Dougie Fresh who owes $191,000 in business taxes.

Mickey Rourke's plastic surgeon and Remy Ma's defense lawyer also owe NYC. .

" We are going to find these people," vowed Finance Commissioner David David Frankel. "We're going to turn them upside down by their ankles and we're going to shake them until the money comes out of their pockets," Frankel Tells New York Daily News