Nobody knows what will happen in David Tennant's final Doctor Who installment this weekend. But at least you can be prepared, and possibly win prizes — with these handy Who bingo cards, created by reader Troy aka bluehinter.

Why do I feel, reading these, that I'm looking over Russell T. Davies' script notes? I am so going to ace this. I bet they also work as a drinking game as well.

Here's a second one:

[Thanks to bluehinter!]