Corny.

One of my all-time favorite jokes is this one:
Why was 6 scared of 7?............................because 7 eight 9!
My hubby has heard this one so many times that he laughs because I'm such a geek that each time I say it, I think it gets funnier.
Today happens to be 7-8-9!
What are your favorite jokes? You know, the ones you pull out in utter desperation.