Bio Diesel- Smells like Fries and No One Dies! Greeting card by Mudge Studios. Funny fart joke card that actually supports using alternative energy sources such as Bio Diesel. The card reads: Hey Stinky, when I mentioned we needed an alternate energy supplies... I meant Bio Diesel. This is humourous on a couple of levels. You'll especially enjoy this greeting card if you love and use Bio diesel, You hate Big Oil or you have a companion with a serious farting problem. Enjoy!