my scarlet is a little on the shy side, and my shrimp, my cleaner shrimp, is really great...he always eats off my hand/arm when I am in there rearranging or what have you.
We have 2 unidentified hermits that are absolutely hilarious to watch. If one is not chasing the other, they are doing flips and "jumping" off of the LR. They are humerous.