Und was der Hase damit zu tun hat: So macht der Hase Ostereier. :-)

useless answer

The pilot saw a tall building, flew toward it, circled, drew a handwritten sign, and held it in the helicopter’s window. The pilot’s sign said „WHERE AM I?“ in large letters. People in the tall building quickly responded to the aircraft, drew a large sign, and held it in a building window. Their sign said: „YOU ARE IN A HELICOPTER.“ The pilot smiled, waved, looked at his map, determined the course to the airport, and landed safely.