Both Gert Bo Jacobsen and Greg Haugen were professionals at what sport?
Greg Haugen Greg Lee Haugen (born August 31, 1960) is a retired American boxer. Haugen was champion at both the Lightweight and Light-welterweight classes.
André Brantjes André Brantjes (born 29 November 1958) is a Dutch former darts player formerly playing in British Darts Organisation events till 2006.