BBC (ended 2012)
You know you are addicted to Merlin (and all things Merlin related) when.. everytime you hear the word or type the word Glasgow you think "take me to Glasgow"!
You know you're addicted to "Merlin" when you want Arthur/Gwen together SO BADLY that it is unhealthy
You know you are addicted to Merlin when... to cheer you sister up for not getting a job interview instead of phoning you send her a link to the series 3 trailer!
I have one of them in real life, not sure whether it counts as "nice" though what with it being slightly Bristolian!!
You know you are addicted to Merlin when the first thing you check online once you've been on holiday is the Merlin forum!
You know you're addicted to Merlin when every time you go on to Amazon you check to see if you can afford to buy series 2 on dvd yet!
You know you are addicted to Merlin when ... you're so happy that your forum friend has visited Pierrefonds.
You know you're addicted to Merlin when... you, your sister and friend shun a massive pile of films to lay in the dark and watch an episode of Merlin