Originally Posted by Frownland

Zs is one of my favourite noise-rock groups. They tend to get pretty unfocused with their work, so some of it doesn't quite qualify. Here's a good one by them, where it gets noisy and jazzy.

Speaking of bands that start with Z, I might as well pimp Zu and their album Carboniferous here. Their other work is a lot more jazz and avant-prog based, and there is definitely a heavy jazz influence in that album.