The original effect was made by Joan M and lost for 4 years.
Instructions:
[Video]
1. Invert
2. Sepia
Level: 100
Brightness: 100
Red: 50
Green: 75
Blue: 100
3. Invert
4. Sphere
Degree: 10
5. Mirror
Type: Right
[Audio]
Apply Echo
Delay Time (seconds): 0.015
Decay Factor: 0.85
Software:
AVS Video Editor 9.4.5
Audacity 2.3.2