An employee calls his place of employment to tell them he is sick.
His boss says "You don't sound sick"
He says "I'm screwing my sister is that sick enough for you!"

Now that's a sick joke.

The Shark

jackie, now do you see the difference between "tasteless" and "sick" jokes? haha!

what does she look like?

Why do you want to know what Jackie looks like? (wg)

i think he meant the sister...

Thanks for clarifying sick and tasteless for me db. Thanks for telling seashell who who looked like SweetJane.