In my opinion Swift Treweeke of Shitwank Records is one of the best artists alive today for his mad style, Amiga influences, and uncompromising grossness. His dad was Vernon Treweeke, a famous Australian psychedelic muralist.
Seems like the sort of thing i wouldve got from here or catamites' yt but as I can't recall which i'm posting it anyway. Check this guy out, halfway through he switches to a really fun toneless frog voice that very few singers incorporate into their sound
https://www.youtube.com/watch?v=atCwKBeq76w