There seems to be a constant problem with rotations and 90 degrees.
I believe this could be something called Gimbal Lock. If it is, I have no idea how to fix it, but you can go diving into google if you want. 
There seems to be a constant problem with rotations and 90 degrees.
I believe this could be something called Gimbal Lock. If it is, I have no idea how to fix it, but you can go diving into google if you want.