How did Andy Warhol create the "piss paintings"?
Andy Warhol created paintings in the 1970s by  covering canvases with copper paint and having various staffers urinate on them. This created different colored splotches, pools, and lines.
Below is an instruction that describes a task, paired with an input that provides further context. Write a response that appropriately completes the request.
### Instruction: How did Andy Warhol create the "piss paintings"?
### Input: 
### Response: Andy Warhol created paintings in the 1970s by  covering canvases with copper paint and having various staffers urinate on them. This created different colored splotches, pools, and lines.