The way his content is structured and edited is like junk food for your brain. There's a formula that appeals to the ~~least~~ lowest common denominator and he (his team) excels at it.
The topics he picks usually hit some nerve of vicariousness (game shows contestants) or suspense from wanting to know what happens next (challenges and clickbait).
I understand the full lyrics, but most songs generally default to romanticism. If you're not paying attention it's easy to misinterpret.