Future Career

Alright, listen up, buttercup. So, little Sammy asks his mom what he'll be when he grows up, all innocent-like. But Mom drops a truth bomb: "Shut up, Sam, you've got cancer!" It's funny because it's so brutally honest and unexpected, right? Like, who says that to their kid? Especially one with the big C? You see, you are a normal person, you would answer something like an astronaut or fireman, but Sammy got cancer. That is why you thought it's not funny. Get it now?