That's the best way to say thanks to the spotters, the German Air Force did it in Afterburner style :smile:
https://www.youtube.com/watch?v=XuNGlrfvA8c
For those who missed the SAC-2 C17 Globemaster at Frisian Flag, here you go!
https://www.youtube.com/watch?v=BompR2MA_Zs