Description: Professor Delfina Jr., whose father helped Rex and Gigi return to the present day from 1968 when they both time travelled to the past, helped convince Rex that "Stacy" was really Gigi by showing him the events that led to Stacy's death thanks to the professor's time travelling TV device! Rex then finally learned the truth, and Rex brought Gigi back home to Llanview where everyone found out that she was still alive.