I was surprised that this was so old. I took the styles in the video for retro. Nope, it was 100% contemporary. Here it is: (volume up!)
The TL,DR; this is purported to replicate what American English sounds like to native Italian speakers. It comes from Celentano’s fascination with American popular culture.
Compare it to this:
Joey puts out what, perhaps, French sounds like to an American speaker.