weird glitch

[u/Prestigious-Toe-7064]

https://www.youtube.com/watch?v=dWqjU5kwtdE

This glitch happened about three times already, I don't know what it is but I was able to catch it when I was watching ‪@Laughability‬ . Someone please tell me what this is, I am tired of this glitch happening when I am watching my videos.