Examples:

• What's this thing with all the sprinkles and cupcakes?
• What's this got to do with the use of paper?
• What's this guy got to do with the other victim?
• What's this, a new sweater for your husband?
• What's this guy got to do with the other victim?
• What's this other static here, up in the northeast?
• What's this cold feeling, in the heat of the moment?
• What's this story about the Sporting in Nice?
• What's this war in the heart of nature?
• What's this website with your picture on it, dad?