He may seem like one of the few sane humans in the Netflix show "Tiger King", but in 2006 a documentary was released chronicling his addiction to crack cocaine. Almost entirely self shot, the 90 minute POV style film is definitely not for the faint of heart (seriously, it's pretty messed up guys), but is incredibly well done.
Fun Fact: Rick claims to have once interviewed George H.W. Bush while high on crack. The subject of the interview? Drug Addiction
Below is the entire film, TV Junkie.