I think it's because usually the punchline is too long
Supperman. Or his kid Soup-erman. One just gets to dinner on time and the other is really good and making soup. E: I thought of it in it in a dream so thats why its not so good
Arrrrrrabic! A friend and I were extremely high and he thought of this.Good times.
You take it to the Moo-seum. I know this joke is terrible, but I totally came up with it on my own, but I'm sure it exists already.
CORNY JOKES!!!
If she's only wearing one sock. (This joke brought to you courtesy the homeless guy outside my local 7-11.) Edit: tweaked the punchline.
THE PUNCHLINE OF THIS JOKE HAS BEEN CENSORED BY THE GOVERNMENT OF THE PEOPLES REPUBLIC OF CHINA, PLEASE REMAIN CALM WHILE WE WILL DEAL WITH THE OP IN A CIVIL MANNER.
The punchline is too long.
They both take out everyone with just one punch.