SR-71 speed check...
https://tribunist.com/technology/sr-71-blackbird-pilot-trolls-arrogant-fighter-pilot-with-ground-speed-check/
Years ago I was on a flight and must have appeared nervous, because the guy next to me asked ‘what is your favorite plane’. I have no idea why I said ‘the F16’. He smiled and handed me his F16 pin. I keep it with my jewelry;)