Perhaps, “I gave you my heart, you stole ma liver”?
For some reason the first thing that came to my mind when I saw this story was a line from “The Gauntlet” with Clint Eastwood.
“...the next thing you know...somebody’s dachshund is nipping at your pancreas.”
https://www.youtube.com/watch?v=NnxmWJmcgjQ
Maybe it’s just the way my mind works.