Are you a sci-fi geek? If so, this might be just the thing to send you over the moon.
If you and your friends are Trekkies, you'll want to check out Tweet in Klingon. You can put in your 140 characters and it will convert your English to Klingon, and send a tweet to all your followers.
DaH jaH vo' je mugh, ngan (that's Klingon for "Now go forth and translate, Earthlings.").