To mark it being the 15th anniversary of the last episode of the classic sitcom airing, we thought we'd help you figure out one of the burning questions of our time. Which of the 'Friends' cast are you?

In the space of seven scientifically accurate questions, we'll be able to tell if you really are a Monica, Chandler, Ross, Phoebe, Joey or Rachel, or if you just think you are your favourite 'Friends' character.