Denmark was represented at the Eurovision Song Contest 1980 with the song "Tænker altid på dig", composed by Bjarne Gren Jensen, with lyrics by Flemming Jørgensen, and performed by Bamses Venner. The Danish participating broadcaster, Danmarks Radio (DR), organised the Dansk Melodi Grand Prix 1980 in order to select its entry for the contest. Other participants in the national final included Danish Eurovision winners Grethe Ingmann and the Olsen Brothers, and 1989 entrant Birthe Kjær.
On the evening of the final Bamses Venner performed 7th in the running order, following Italy and preceding Sweden. At the close of voting "Tænker altid på dig" had received 25 points, placing Denmark 14th of the 19 entries.[2] The Danish jury awarded its 12 points to contest winners Ireland.[3]