Horner, along with four-time world champion Max Verstappen, was booed when he appeared on the stage and shown on the screen.

Zak Brown says booing of Christian Horner and Max Verstappen ‘part of sport’ - Both Red Bull team principal Horner and his driver, Verstappen, were subjected to jeers at the O2 Arena during Formula One’s season launch.

The FIA has made its stance clear after Formula 1 fans loudly booed Max Verstappen, Christian Horner, and Red Bull Racing at the F1 launch in London. The FIA is not happy with the fans who booed Max Verstappen and Christian Horner during the F1 75 Live event.