I’m way late, but i just woke up.
If you watch the unedited video, this is absolutely real. And the joke wasn’t that bad either. She’s got alopecia, not cancer, and she’s been public about it. You can’t go around hitting comedians for making jokes, regardless if you think it’s tasteless or not. Smith is clown, you don’t need to any further than scientology, and he’s clearly got some issues from one of his son’s friends banging his wife.