So, normally, I'd make Arthur, well, Arthur, but Prussia seems like he'd know more about birds.
Prussia: There it is! The Bridge of Death!
England: Oh, great.
China: Look!
Prussia: He is the keeper of the Bridge of Death. He asks each traveller five questions--
China: Three questions.
Prussia: Three questions. He who answers the five questions--
China: Three questions.
Prussia: Three questions may cross in safety.
Russia: What if you get a question wrong?
Prussia: Then you are cast into the Gorge of Eternal Peril.
Russia: Oh, I won't go.
Prussia: Who's going to answer the questions? France!
France: Yes?
Prussia: France, you go.
France: Hey! I've got a great idea. Why doesn't America go?
America: Yes, let me go! I will take him single-handed. I will make a feint to the north-east--
Prussia: No, no, hang on, hang on, hang on! Just answer the five questions--
China: Three questions.
Prussia: Three questions as best you can. And we shall watch...and pray.
England: And possibly laugh.
America: I understand, dude!
Prussia: Good luck, America.
Romano: Stop! Who would cross the Bridge of Death must answer me these questions three, ere the other side he see.
America: Ask me the questions, bridge-keeper. I'm not afraid.
Romano: What is your name?
America: My name is AMERICA!! Wahoo!
Romano: What is your quest?
America: To be a hero!
Romano: What is your favorite color?
America: Blue.
Romano: Right. Off you go.
America: Oh, thank you. Thank you very much. DURUFUU!!
France: That's easy!
Romano: Stop! Who approaches the Bridge of Death must answer me these questions three, ere the other side he see.
France: Ask me the questions, bridge-keeper. I'm not afraid.
Romano: What is your name?
France: I am France.
Romano: What is your quest?
France: To find l'amour.
Romano: What is the capital of Assyria?
France: I don't know that! Auuuuuuuugh!
Romano: Stop! What is your name?
China: I am China.
Romano: What is your quest?
China: I want every cute thing in the world! Aru.
Romano: What is your favorite color?
China: Blue. No yel-- Arrrrruuuuuu!!
Romano: Heh heh. Stop! What is your name?
Prussia: It is I, Prussia! Kesseskesssekessse
Romano: What is your quest?
Prussia: World domination!
Romano: What is the air-speed velocity of an unladen swallow?
Prussia: What do you mean? An African or European swallow?
Romano: What? I don't know that! CHIIIGIIIIII!!
England: How do know so much about swallows?
Prussia: Well, you have to know these things when you're as awesome as I am.