Alty Girls
Alty Girls is slang for Altrincham Girls Grammar School. It is an all-girls school - one of the best in England, and has a neighbouring school - Alty Boys.
Boy - Hey what school do you go to?
Girl - Alty Girls
Boy - Hehe cool I go to Alty boys
Girl - Alty Girls
Boy - Hehe cool I go to Alty boys