On 15 March 2008 , Perrelli performed at the Stockholm Globe Arena and won Melodifestivalen 2008 again with her song " Hero " , which topped the charts in Sweden for several weeks and became the most sold single of 2008 for a Swedish artist . She went on to represent Sweden in the Eurovision Song Contest 2008 in Belgrade , Serbia , where she advanced to the finals . Preparing for Eurovision , she went out on a big tour , performing at popular TV shows in 17 nations , in order to promote the song
Melodifestivalen 2008
Melodifestivalen 2008
Charlotte Perrelli