As origin stories go, it's a bit scant. No meteors or insects bestowing powers, no magic phrases, no ancient-society backstory - she was just bored.

We're intended to believe, as the creduluous do, that the life of a Movie Star is Ultra-Sophisticated, and a real gal would want something more red-blooded than standing around all day mouthing lines someone else wrote.

Why, she could be running around without pants, fighting Castle Nazis.

One of the worst kinds of Nazis.