Rap singer and reality TV star Flavor Flav reportedly owes $906,250.56 in unpaid taxes to the Internal Revenue Service.

The IRS has filed liens for unpaid taxes dating back to 2004 against the founding member of the hip-hop group Public Enemy. Flav owes unpaid taxes of $52,243.47 for 2004, $303,035.93 for 2005 and $550,971.16 for 2006, according to TMZ.

The 53-year-old rapper, whose real name is William Jonathan Drayton, Jr., starred in several reality TV series on VH1, including “The Surreal Life” and “Strange Love,” which chronicled his budding romance with actress Brigitte Nielsen, and “Flavor of Love,” in which he searched for romance after his breakup with Nielsen. He is known for his flamboyant outfits, including a gigantic clock that he often wears as a necklace when performing.

Flav has been in legal trouble before, including jail time for robbery and burglary, assaulting his girlfriend, shooting at a neighbor, drug charges, and driving with a suspended license.