The paper I used for the walls was very stiff cardstock. I would recomment using something a little lighter. Regular cardstock would be fine. It turned out fine but if I used the same paper again I would use a stronger tape. I ended up adding glue dots to hold this project in place which worked well.
Here is the link for this tuturial!
Just want to let you know that we went back to our old rules at
Hope you will play along.