I am listening
It was a gift from a lovely friend/fan from the usa
then she put wrapping tissue paper on the sides, crumpled for a marbling light effect. then she had some blue, submersible LED lights ([link]) that she put inside the box. i think a 12-pack at michael's was about $12 after the sale it was on.
overall it's a pretty easy project, good luck if you decide to have a go on your own
I put a lot of heart into the cosplay. <3
Yeah, he says it himself in the movie