Exes Alix Earle and Braxton Berrios attended the same star-studded party ahead of the Formula 1 Miami Grand Prix. The TikTok star and NFL wide receiver were spotted interacting at the posh Sports Illustrated x Authentic Brands Group fête at The Surf Club Restaurant on Thursday night. “The vibes were super friendly,” a spy told Page Six, adding, “They spoke briefly, but both of them were just doing their own thing.” Alix Earle attended Sports Illustrated’s Race Weekend Kickoff at The Surf Club Restaurant on Wednesday, as seen here. Getty Images Braxton Berrios (seen here in an old photo with Earle) also attended the party, which was sponsored by Authentic Brands Group. Instagram/@alix_earle We’re told Earle, sporting a red minidress, was seen snapping photos with friends before settling into a corner booth with pals, including Authentic Brands Group CEO Jamie Salter.…