When something is good, or went well as in "it all went Skippy" or "well that's Skippy" it was a term that was coined in the late 90's in areas of North Western America.
I went to a party last night and the food there was pretty Skippy.
A list of things you're not allowed to do. Popularized by a websitemade by a military personnel listing all the things he was no longer allowed to do in the military.