"Sent To Hell By Mistake" joke

An engineer died & was sent to hell by mistake.
Life in hell was very uncomfortable, so the engineer decided to install air conditioning,
lifts, flush toilets & a host of other modern conveniences.
One day God rang Satan to ask how things were in hell.
"Great!" replied Satan.
"Our engineer has made all kinds of improvements down here."
"What are you doing with an engineer!"
thundered God.
"That engineer must be sent up to heaven immediately or I'll sue!"
"Oh really?" replied Satan.
"And just where do you intend to find a lawyer