She is unbearably vain, which will lead her to all sorts of stupid blunders.

The stupid blunder of The Shadow has made him lose face - in more ways than one!

But he is given the humble job of sorting out the many suspects and waiting for the killer to make a stupid blunder.

We know that he made certain incredibly stupid blunders.

Wish we'd had more time, but you've undoubtedly saved me from making some stupid blunders.

I hate it almost as much as getting caught in my own stupid blunders.

As I had no means of making her, she could have got away with that if she hadn't made a stupid blunder.

I do so hope that you have not wasted any time from my stupid blunder.

It was a stupid blunder, and I want to apologize for it.

She is expected to 'correct all really stupid blunders'.