Grab onto the tab on the side and pull it straight out and the rest shouls slide off easily.
THANK YOU THANK YOU THANK YOU!
You're so good! You should keep that as a perm post. I think it will come in very handy to link people to it on many forums. I see the question of how to do that come up alot. And then going one step further and adding a picture of how the scallop is done would be great for alot of people!