UPDATE!!!!
I took the crab back to the LFS and got a store credit towards my live rock and my clowns. I have learned to start researching the animals before i purchase them.. thanks guys and gals..
and to PIGGY: Yes, i am in MD. I live in owings mills...
(on a side note, what does 'hosting' mean).. U kno, when someone says ' your clown will host this coral'.. what exactly does that mean?