FILE - John Paulson attends a meeting of the Economic Club of New York in New York, on Nov. 12, 2019. Ten years after receiving it, New York University publicized a $100 million gift from the hedge fund leader Paulson. (AP Photo/Seth Wenig, File)
Billionaire hedge fund manager John Paulson.
  • John Paulson is suing his former Puerto Rico business partner.
  • Fahad Ghaffar fraudulently billed the elite investor for $3.4 million, per a lawsuit filed Monday.
  • Ghaffar used the scheme to fund his shopping at Chanel and partying in Las Vegas, Paulson alleges.

John Paulson is suing his former business partner in Puerto Rico, alleging that he and several family members duped the investor out of millions of dollars to fund luxury shopping sprees, Las Vegas parties, and other expenditures.