Kajkavian
Kajkavian is a language that people in Northern Croatia use. It’s got its own way of speaking and it’s been around longer than most people’s grudges.
A kid says, 'Kaj se to?' because he doesn’t get the joke.
A barista says, 'Kaj se tamo?' because she’s tired of the same customers.
A guy in a DM says, 'Kaj se tamo?' because he’s annoyed.