Pop icon Stevie Nicks and heartthrob Harry Styles joined forces on stage at Hyde Park in London, and boy, was it a night to remember! The dynamic duo belted out classics like “Stop Draggin’ My Heart Around” and “Landslide,” leaving fans absolutely starstruck. This wasn’t just any ordinary concert. Nicks took a moment to honor her late bandmate Christine McVie on what would’ve been her 81st birthday. McVie, who sadly passed away last November, was clearly missed by all. “Christine was Harry’s girl, she was my girl, she was your girl,” Nicks shared with the crowd, her voice full of emotion. “She…