Mythical Mail - Ugly Duckling & Illustration Friday Challenge

I printed the gift certificate, the stamps were recycled as usual.

The letter says Dear Duckling, I'm enclosing a gift certificate which entitles you to a free makeover, then you may become beautiful like me. Harry Gant. [or should I have spelled it - arro-gant]

The first post for Mythical Mail started in February.

Below is my offering for the Illustration Friday Challenge - this week the word is 'detective'

Are you wondering what this has to do with detective?

You are the detective & you have to find the criminal. A clue - it's a fish. Another clue? It's a fish with a mask. [click the picture to enlarge]