Rob Kardashian and Cheryl Burke perform on "Dancing with the Stars," Nov. 21, 2011. (CBS) Would she scream? Would she shout obscenities? Would she stand up and declare: "It should have been me!" This was the question that burned through most intestines at last night's finals of "Dancing with the Stars." No, the "she" I am referring to is not Nancy Grace. Nor is it Cher. It is the great former "Dancing with the Stars" contestant, Kim Kardashian, who turned up to offer her little brother Rob a fearsome