AWESOME...
Commissioner Gordon: It could be any one of them... But which one? Which ones?
Batman: Pretty *fishy* what happened to me on that ladder...
Commissioner Gordon: You mean where there's a fish there could be a penguin?
Robin: But wait! It happened at sea... Sea. C for Catwoman!
Batman: Yet, an exploding shark *was* pulling my leg...
Commissioner Gordon: The Joker!
Chief O'Hara: All adds up to a sinister riddle... Riddle-R. Riddler!
Commissioner Gordon: A thought strikes me... So dreadful I scarcely dare give it utterance...
Batman: The four of them... Their forces combined...
Robin: Holy nightmare!
Commissioner Gordon: It could be any one of them... But which one? Which ones?
Batman: Pretty *fishy* what happened to me on that ladder...
Commissioner Gordon: You mean where there's a fish there could be a penguin?
Robin: But wait! It happened at sea... Sea. C for Catwoman!
Batman: Yet, an exploding shark *was* pulling my leg...
Commissioner Gordon: The Joker!
Chief O'Hara: All adds up to a sinister riddle... Riddle-R. Riddler!
Commissioner Gordon: A thought strikes me... So dreadful I scarcely dare give it utterance...
Batman: The four of them... Their forces combined...
Robin: Holy nightmare!
And the Pencil Trick is cool...

best use of logic ever!
sea... c... CATWOMAN!
i'll load this into my interdigital batsorter (that's actually a device from season one. it finds all the diamonds in the city cause the joker stole some)