'Exercises In Style'

OK. I've read the story 99 times. Surely I can recall it.

A man (the narrator) catches the "S" bus. On it, he sees a man with a long neck and a hat with an unusual hat band confronts a stranger for stepping on his toes as individuals get on and off the bus.

Later in the day, the narrator sees the same man with the long neck at another bus (forgot the stop!) where someone is telling him to add a button to his coat in order to achieve a certain style.

Let's see how I did.

(Checking)

Ah. It was the Gare St-Lazare stop.