Add Yahoo as a preferred source to see more of our stories on Google. Even Cartman and the gang are obsessed with 6-7. Now that the grown-ups are talking about it, though, will the meme still be cool?

Not since 69 has a number caused this much disruption. “6-7,” pronounced “six-seveeeeen,” is haunting school halls across the country (including South Park Elementary), making it the Gen Alpha ...