Here you can insult, clown...but in a good non violent way.
For example:
Mama Jokes....try to come up with your own!...don't use old ones.
Your mom is so fat she wakes up in sections......
and stuff like.....
What did the cannibal do after dumping his girlfriend?
He wiped.
Lets see who has clowning skills!
Whats the difference between a pregnant woman and a light bulb?
You can unscrew a light bulb.