This is the dirty joke:

Did you ever stop to wonder what would happen if your dog's name was
  > Mypenis?
  >
      - Mypenis ate my homework.
  >
     - Oh, no! Mypenis is frothing at the mouth!
  >
     - Sorry I'm late. I was playing with Mypenis.
  >
    - I'm sorry, Officer. I didn't realize I had to keep Mypenis on a leash.
  >
  >
     - Mypenis doesn't come when I call it.
  >
       - Mypenis likes to crawl between the legs of guests.
  >
        - I love giving Mypenis a bath.
  >
       - At night, I sleep with Mypenis in my hands.
  >
       - Mypenis likes it when people pet him.
  >
        - Mypenis needs to get more exercise. He weighs over fifty pounds!
  >
  >
        - Playing with Mypenis really wears me out.
  >
      - Would you like to see a picture of Mypenis?
  >
        - Sometimes I wake up, and Mypenis is already active.
  >
        - I think Mypenis has a mind of its own.
  >
       - I keep a picture of Mypenis in my wallet.
  >
         - Whenever I get lost, Mypenis points me in the right direction.
  >
        - I think Mypenis is getting old because he won't get excited anymore.
  > He just plays dead.
  >
        - Mypenis got out last night. I think he's sleeping with the lady next
  > door.
  >
        - If Mypenis was a weinerdog, he would be long and hairy and hard to
  > carry.
  >
         - Mypenis loves to chase pussies in dark alleys.
  >
         - Help! I can't find Mypenis!
  >
        - Sorry to be driving so slow, officer, but I was looking for Mypenis.
  >
       - Mypenis gets excited whenever the mailman comes.
  >
        - Sorry to be driving so fast, officer - I have to take Mypenis to the
  > hospital.
  >
        - Oh. no! Something bit Mypenis!
Please email me at [email protected] to give your dirty joke to posted on this page!!!

Nasty get me out!!!