Pepperoni Pizza jokes

On 9/11, the Twin Towers ordered 3 pepperoni pizzas. One came in plain, the other came in late, the third went to the wrong address.

Why were the people in the Twin Towers mad? They wanted a drive-through pepperoni pizza, but got a fly-through plane instead.

Why are the twin towers mad?

They ordered pepperoni pizza, but all they got was plain.