1. Get your iPod touch
2. Open the Safari app, go to the address bar, and type www.jailbreakme.com/star. Here is the link- www.jailbreakme.com/star/
3. It will either say your device is too old, or your device is too new. If it fits the parameters, then slide to jailbreak
4. JailbreakMe will now jailbreak your device!