[s4e7] Physical Attraction... Chemical Reaction → ❲AUTHENTIC❳

In the seventh episode of the fourth season of Grey's Anatomy, titled " Physical Attraction... Chemical Reaction " and airing on November 8, 2007, characters grapple with romantic chemistry while dealing with personal and professional changes. The episode explores strained relationships for George and Izzie, as well as Meredith and Derek, alongside a shift in the Chief Resident position and a new, unexpected attraction for Mark Sloan. Fans can rewatch this episode on Plex or through Apple TV .