Oh , vilken härlig dag is a song written by Kenneth Gärdestad and Ted Gärdestad , and performed by Ted Gärdestad at Melodifestivalen 1973 where the song ended up 4th . The song was released as a single in February 1973 , as well as the 1973 album '' Ted '' . The song entered Svensktoppen on 15 April 1973 , reaching 10th position , before ending up knocked out of chart the upcoming week
Melodifestivalen 1973
Melodifestivalen 1973
Oh, vilken härlig dag