If you are looking for a RSS feed for your site which will supply jokes, you can simply use the feeder available.
Random Jokes Feeder link: http://freesms.parijat.biz/jokefeed.php
You can use a RSS reader to feed this information to your site. A simple use is being done on Funtelya website
Love >> See the sky youll see Gods face, see the rain you will dance once again, see the moon you will see the depth of lake. Now see the mirror and youll see the God cutest mistake. Added On: 25/Jul/2009 by admin | Send
>> EYES : To look at you HAND : To pray for you Mind : To remember you Heart : To love you AND AND AND AND AND LEGS : To kick YOU.. If you forget me… !! GOT IT!!! Added On: 25/Jul/2009 by admin | Send
>> There are 8 ways to describe you… nice, friendly, so cute, loving, very sweet, funny, charming , thoughtful. In short, you’re just like…. me ! Added On: 25/Jul/2009 by admin | Send