This video shows how to Jailbreak iphone, ipod, ipad your apple tv running on 4.2 or 4.2.1 Frimware through very simple steps.
All you need is to download Redsnow beta 4 and the 4.2 or 4.2.1 firmware for your device. Just follow through the simple steps in the video and you’ll be able to jailbreak your device in just a few mins.
You don’t need to be a Pro to do this 🙂