"Really? Hmm... Why aren't them on my hair too? Is... is it because I'm trapping them in a jar?" He looks down at it before picking it up, watching they fly about inside of it.

Maybe they took offense on him doing that? Maybe they are smarter than the fireflies back home?

"I wanted to keep them for a while since I dunno for how long they'll be around but... I guess should free them."