Why was 10 afraid?
He was in the middle of 9/11.
Why was 10 afraid?
He was in the middle of 9/11.
Listen up, buttercup. This joke is playing on the fact that "9/11" sounds like "911", which is the number you call when you have an emergency. The number "10" is scared because it's in the middle of an emergency... get it? You probably still don't get it, you dummy.