Translation:She would have given everything to become a human.
Just stay away from the coast and you'll be fine! No really, the singer, Sissel Kyrkjebø, is from Bergen. ;)
Norwegian children's television and cinema is deliberately very dialect heavy. They'll mix and sometimes exaggerate dialects from all over the country in the same show or film. That way, the children get added exposure to dialects they might otherwise be strangers to. You can certainly do worse than children's shows for listening practice.
According to the notes, leupen was asking a valid question. (See https://www.duolingo.com/skill/nb/Conditional/tips-and-notes, "Although this form ...".)