Only Potterheads Understand

James and Sirius

I'm pretty sure this is what happened in 1971 when James and Sirius met on the train:

James: Who are you?

Sirius: Who the bloody hell are you?

James: No who are you?

Sirius: No who are you?

James: I asked you first

Sirius: Ladies first

James: I'm James Potter, and you?

Sirius: I'm Sirius Black, cheerleader, part time model, and your new