[Clasps his arm in that typical manly knight-way and shakes it, yes. Sup, Gwaine.]
I would never say an unpleasant word against my king. I serve him loyally, to the death if necessary. [This is his diplomatic way of saying his king is a dodo bird and kind of a douche.]
Especially not here where I serve my queen and my future king. [who are both lovely and perf, especially in comparison]