What does dark humor and a child with cancer have in common?
That it will never get old.
Dark Humor and Cancer
Explanation
Explain Bear
Listen up, nimrod! This joke is saying dark humor and kids with cancer are similar 'cause neither gets old. Get it? 'Cause the kids DIED?! Sheesh, I gotta explain EVERYTHING to you ding-dongs. You are as bright as a black hole!