What Is and What Should Never Be (S02E20)

While hunting a genie, Dean finds himself transported to an alternate reality where his mother (Samantha Smith) is alive, Sam is in law school and engaged to Jessica (Adrianne Palicki), and Dean lives a normal life with his girlfriend (Michelle Borth). But then the vision of a strange girl (Melanie Neige Scrofano) makes him wonder where he really is. (CW Television Network)