Morgana

Arthur:"Are you sure this is the right place
it looks like a charcoal maker's hut"

Merlin:"The old man can hardly make a living practising magic.I think lot of sorceress are in the... charcoal business."

Arthur:*looks at him* "Are you joining me?"

Merlin:*shakes head* "We don't want to overwhelm him.He probably doesn't get many visitors"*whispers* "Ill stay out here and watch the horses"

Arthur:"I've NEVER met some one so scared so often...scream like a big girl if there's any trouble"

Merlin:"Don't worry.you'll here me."

Arthur:*KNOCKS ON DOOR* "Hello?...There's no one here.You sure this is the...

1. Before he heads out to the training grounds, tell him his armour looks kind of big.

2. Then mention how it looks quite dull.

3. Ask him if he's made his daily quota for yelling at people yet.

4. After number 3, tell Arthur that he count you in his daily quota.

5. Ask him to pout for you.

6. Go up to Morgana when Arthur's within earshot and say, "Doesn't Lancelot have nice hair? He's so much cuter than Arthur!"

7. For added effect on number 6, add "Lancelot isn't a prat, either!"

8. And if you want to be REALLY mean, add "No wonder Merlin likes Lancelot better!"

9. During a conversation with...