Once you have watched the video, you should be able to do the barrel roll yourself.
Here you can run this barrel roll trick twice or 2 times, 3 times, 5 times, 50 times, 5.
Do a roll 100 times.
For example, you can do a barrel roll by sitting on a seat, or by reverse somersaulting a page.
If you do the 5.
Not only 2x or 10x but also you can do it hundreds of times too.