For football fans, following private jets across FlightRadar24 is not uncommon. Eagle-eyed supporters do their due diligence to follow the potential movements of prospective players before a deal has been announced, which brings about some wild transfer rumours.
The lengths at which hopeful Sherlock Holmes' go to in order to learn a player's whereabouts is constantly expanding, and watching planes go across the planet to their next destination is always a small clue as to how close a medical might be.
In the latest instance, though, the emergence of Frenkie de Jong preparing to board a plane raised the alerts of fans. The Barcelona midfielder has been amid intense transfer speculation for most of the window. Despite all parties recently remaining coy on his future as all went a bit quiet, his destination caused an outburst on social media, though.