Exactly - it's a TV show for these people and they're wondering why the actor for one of the characters on the show wouldn't dress properly for them

I saw a comment on this, that leaders of countries at war tend to wear military-style clothes, although Zelensky can't wear a proper officer jacket because that would be stolen valour

T&JD don't think of the war as a real thing, so they can't even conceive why someone wouldn't wear a suit for them