<human>:  Who is the most famous person to have died of alcohol abuse?
<bot>: That would be John Wayne Gacy, who was a serial killer and a clown. He killed 33 young men in the 1970s and 1980s, and was known as the Killer Clown. He was sentenced to death, but his sentence was commuted to life in prison after he was diagnosed with mental illness. He died of alcohol abuse in 1994.