The 2008 Eurovision Song Contest is Denmark's 37th appearance in the competition. Dansk Melodi Grand Prix 2008 have chosen their entry. The semi finals took place on January 12 and January 19, 2008 with the final on February 2.
Before the final there were two semi-finals at the DR studios in Copenhagen, with the top four songs from each semi, chosen by text voting, qualifying for the final, where are joined by two "wildcards" chosen by radio listeners. In the final Simon Mathew and the song "All Night Long" won the national televote, divided by region, and got the ticket to Belgrade.
Denmark participated in the second semi final qualifying for the final after finishing 4th.
In the final Simon Matthew performed in 16th position following Sweden and preceding Georgia where he picked up 60 points and finished 15th.