Could you be any more wrong? 10 Friends facts you have to learn

Somebody, somewhere in the world right now is watching an episode of 'Friends'.
The sitcom that made global stars of Jennifer Aniston, Courteney Cox, Matt LeBlanc, David Schwimmer, Lisa Kudrow and the late Matthew Perry is constantly repeated and available to stream despite ending in 2004 after 10 years on air.
But how much do you know about the show and its 236 episodes?