Teacher: "Class, we'll have only half a day of school today morning."
Teacher: "We'll have the other half this afternoon."
What is a forum?
It's two-um plus two-um.
John: Do you know how we can make varnish disappear?
Joseph: No. How can we make it disappear?
John: Just remove the letter "r" and it will vanish!
When do you stop at green and go at red?
When you are eating a watermelon.