Wouldn't be a Norwegian course without a Frozen reference.
Den kraften jeg skjulte før :3
The song is "La den gå" though, isn't it?
Yes, but I think Duolingo didn't want to get slapped with a fine or anything because of copyright laws here in the US.
I don't think even Disney's lawyers could get away with going after people for using a common phrase that people have been using for decades.
Maybe this is one of the differences between Bokmål and Nynorsk.
Frost igjen ♥
Canadian content: Let it go, Luba, 1984