Not English 14 4, 2:27am

Panel 1
Sweden: I have wondered, why do you have a fish on your head?
Norway: In this way I can have my hands free.
Sweden: That's too stupid.

Panel 2
Sweden: That makes just as much sense as having a boat on your head.
Norway: A boat? Why would you want to have a boat on your head?

Panel 3
Denmark: Hi guys! Can I join?
Sweden: Why do you have a city on your head? That doesn't have anything to do with the sea.
Denmark: Yeah it does! It's a sunken city!

Panel 4
Finland: ...Are you making fun of my hat?
Sweden: No Finland. You always think that we are making fun of you.
Norway: What?
Denmark: What did he say?

Panel 5
Iceland: I also have funny clothes! Look! Demon mittens!
Sweden: Stop! Now it's too stupid!
Norway: They are beautiful.
Denmark: They are creepy...
Finland: You are making fun of me...

Panel 6
America: What the hell is going on!?!!?
China: I don't know!
America: Shut up!!!

You're welcome
(And no I don't understand Icelandic, Finnish nor Chinese. Only English, Swedish, Norwegian and Danish. So I used Google translate and LINE Dict Chinese - English to translate the others)