[atum47]

went right above my head, what this is about?

[larntz]

It's from a song.

https://en.m.wikipedia.org/wiki/867-5309/Jenny

[evanb]

Also Jenny and her sister are twins---8675309 and 8675311 are prime.

[atum47]

I'll make sure to listen, thanks

[myself248]

Side note, if you're ever in a store where you need a "loyalty card" to get the posted prices, but they let you use "alternate ID" like a phone number instead of scanning your loyalty card, try (local area code)+867-5309. Odds are good that someone already signed up for a card under this number.