A convict, sentenced to death, is asked what he wants for his last meal. He could not decide and asked for more time to think about it.
Finally, on the day he is executed, he still has not revealed his choice for his last meal. When informed he might not be able to have a last meal, he says that he would rather sing his favorite song all the way through. Relieved, the staff agreed.
The convice started, "A million bottles of beer on the wall..."