Sirius: James , what If your baby is a centaur

James: What?

Sirius: No , I'm just saying what happens when animagus has a kid?

James: well I'm a stag anyway

Sirius: you know what I mean!

James: Shut up Sirius

*much later*

James: Lily , are you awake?

Lily: what?

James: you'd be able to tell if the baby was a half stag right?

Lily: I can tell he's half an idiot