Dive into this exclusive behind-the-scenes interview from Grey’s Anatomy Season 1, where the cast spills on the shocking reveal of Addison Montgomery as Derek’s wife—a twist that surprised not only the audience but also the actors! Hear how Shonda Rhimes’ genius kept everyone guessing, creating one of the most jaw-dropping moments in TV history. This is the ultimate throwback for Grey’s fans! 🤯 #GreysAnatomy #Season1 #AddisonMontgomery #KateWalsh #PatrickDempsey #EllenPompeo #ShondaRhimes #Behi