To-Do, To-Do, To-Do, To-What??

To-Do, To-Do, To-Do, To-What??: "There are certain things this nerd goes really nerdy for – books, stuff in antique stores, dresses, interior design, Apple products and — notebooks. Yes, I have a strange attraction to notebooks. I enjoying trying out and collecting different kinds of notebooks. I’m not talking about the plain ruled kind you’d use at school, although those [...]"