Watch Online Free HD Solarmovies. Boom-a-Bang: 50 Years of Eurovision is an one hour documentary that aired on BBC One on 16 May 2006. The programme celebrates 50 years of the Eurovision Song Contest and was presented and narrated by long serving Eurovision commentator Terry Wogan including a guest appearance from the UK representative for the 2006 Eurovision Song Contest, Daz Sampson, as well as archive footage from previous UK and other entries.