Because the censor erased the letter "s".
Interactive Joke of the Day Mug
Coffee Mug
Gluk gluk gluk (say it out loud)
Their balls are for decoration only.
Elton John's chin.
C and Y
A: They are the only ones who erase their notebook when the teacher erases the board.
...but you might not get it.
When it is pure bread. Told to me by a friend.
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.
Depressing. **crickets**
The story grows on you.