Prisencolinensinainciusol – gibberish that sounds like American English (1972) (opens in new tab)

That's nothing...Tomeu Penya[7] sounds like American English whilst singing in Majorcan[3]

[7] https://en.wikipedia.org/wiki/Tomeu_Penya

[3] https://www.youtube.com/watch?v=F_-BU1BmxWY&list=OLAK5uy_nhG...

In total honesty this is what a lot of songs sound like to me. I've always had trouble distinguishing the lyrics from music and usually have to read them to know what's being said.