What happens when youre extra friendly to a captive gorilla whos had a life of testing and medical probing? Why you end up having your mind taken control of by said gorilla when he gets psionic powers, of course. Whilst it was slightly surprising to see Caitlin fall under Grodds spell, it was even more of a shocker to see her punch and floor her S.T.A.R. Labs co-worker Cisco Ramon. Sure, its not Killer Frost, but it was still entertaining to see even if was painful for poor Cisco.