http://news.bbc.co.uk/1/hi/world/americas/7818751.stm

For those not bothered to read the link: man gives wife heart (metaphorically), then gives her kidney (literally), wife breaks man's heart (metaphorically) and files for divorce. In an attempt to piece his heart back together (metaphorically), he demands his kidney back (literally) or the estimated value of said kidney, $1.5 million.

Does he have a case in your opinion?