Here is a guide which shows you how to get the Emoji iPhone Emotions for free without jailbroken your iPhone/iPod Touch.
If you don’t know what Emoji are, here is a screenshot of them:
Without furthur ado, here is the guide:
Step 1. Download the vcard.vcf here.
Step 2. Import it to your address book program. If you are using Windows, you may want to do it on iPhone directly. Send the vcard.vcf file to yourself. Open in on iPhone’s Email.app, click the vcf file and import all the contacts.
Step 3. Go into “Settings” > “General” > “Keyboard” > “Japanese Keyboard”. Enable the QWERTY keyboard.
Step 4. In notes or any other program you want. Type “emojia”, “emojii” or “emojiu” to select those icons.
Step 5. Happy Emoji!
Alternativly, you can download an App of the AppStore from HERE for $0.99 that does it automatically.