Yeah But No But

Overheard on the way home this evening:

A mobile phone chirps.
Teenage Girl #1: (answers phone) Yeah, who is it?
Pause
Teenage Girl #1: Don’t be calling me on my phone, ya facking cunt!
Hangs Up
Teenage Girl #2: Who was that?
Teenage Girl #1: My gran.

Aaaaaand scene.