On 25 May 1984, Nielsen murdered Henning Norbert Knudsen, better known as "Makrel", the national president of the rival Bullshit MC.
[4] In 1985 while he was on the run from justice, Nielsen wrote a best-selling memoir, Mit Liv (My Life), where he portrayed himself as a victim of Danish society.
[5] In Mit Liv, Nielsen wrote about his appearance: "Dirty, ragged clothes, and preferably with as many offensive symbols as possible.
[5] By his own admission, Nielsen enjoyed shocking the respectable Danish middle class with outrageous antics and embracing Nazi symbols.
On 1 September 1997, the Danish film director Erik Clausen told the media that Nielsen's books were "full of lies" and "distorted".
[8] According to several newspaper articles Nielsen was booted from the club with status "out" which, in effect, means so called bad standing.