Squigly Squigly's Brain Teasers

Question:

A thief was brought before a king to receive his punishment. The king, feeling merciful, asked the thief how he would like to die. The thief told him, and the king let him go. How did the thief wish to die?

Answer:

He wanted to die of natural causes.

Try another Brain Teaser:

One man shows another the portrait of a gentleman and tells him: I have neither brothers nor sisters, but this man's father is the son of my father. Who is the man in the painting?