Teeth, Marvelous Teeth

I think that Margaret is getting another tooth.  I think this because . . . well, because she has been drooling like (quick, what's something besides a blithering idiot that drools a lot?  A baby getting a tooth?  That's all you've got?  I'm getting a new rhetorical construct to talk to, because you are not very good with finding a useful simile in a pinch) a baby getting a tooth.

See?