Watch this video. It might change your mind.

http://www.youtube.com/watch?v=niMgBGfMgFc

Declawing is not a matter of just clipping the claws. It's cutting off the first knuckle of a cats toes. It can cause behavioral problems, litterbox issues, and the cat is defenseless and will resort to biting.

I think Granny needs to be declawed.