The Golden Viking Hat has returned in The Hanuting of the Viking of the Opera. Here is how to get it:
1. On the page to the left of "Helga," click on the hat on the title for the red viking hat.
2. Exit and click on the red viking hat four times for the blue viking hat.
3. When you get the blue, leave the box open and click on "Helga's" hat.
And you got the Golden Viking hat!