It was a two week segment he did in 1990 where he would read off names of people who had died while songs like Looking For Love In All The Wrong Places played in the background.
He apologized for it and said it was the single most regrettable thing he'd ever done. (Or something like that)
It would be nice to be able to take back our mistakes, but none of us can. (Which is why it's better not to make them at all)