I am not quite sure why I thought of it, but this is the one limerick that I've been able to remember since childhood.
There was an old man named Frick,
who took liver-pills to avoid being sick.
He died when quite old,
but his liver (I'm told),
had to be beaten to death with a stick.
(shout out to the great Jack LaLanne, we love you)
(this post hardly seems worth the wait, eh?)