The classic example of this was Bob Hoover, who poured iced tea in his Rockwell ...

satiated_grue 89 days ago | parent | context | favorite | on: Starfighter Scandal: Did Germany's Lockheed F-104

The classic example of this was Bob Hoover, who poured iced tea in his Rockwell Shrike Commander twin-engine propeller airplane while completing a barrel roll with both engines shut down (gliding).

https://www.youtube.com/watch?v=PT1kVmqmvHU