[quote=@RyanTadashi]
we can dress it up and bring it along as another member of our party and talk with it like a marionette if people ask questions
[/quote]

[quote=@Liar]
Aehren is ambivalent! He will keep Eren's sword and head though. 
[/quote]

[quote=@RabidAnubis]
Lets just keep the whole corpse
[/quote]

I'm sure if you guys ask nicely Calwen can use some magic to preserve the body. xD