Joly, 'Chetta and Bossuet call R "kid" because they have adopted him. That's it. He's their adopted child. *wipes tears away*
Musichetta : Be careful with your diet, love, bad cholesterol runs in the family
Grantaire : Why does that matter? I’m adopted!
Bossuet, slamming his fist against the fridge : What? Oh my God! Who told you?