The origin of the name is unclear. Some suggest that the name comes from the German "Rock a feller" which means "A groovy FAN of rock music and related music Genres". Other theories suggest they picked up the name from the medieval opera play "Rocky III, What a Fella". Their origin is traced back to the time when the Elohim and Nephilim had sex with biblical women 6.000 years ago, and although their most recent relatives include Buddha, the Girl with the Matches, Mahatma Gandhi, Adolf Hitler and other humanitarian people, they insist on their alien origin from zeta reticuli.