No, I mean like themes to change backround of phone and the icons. There are some awesome ones out there, but you have to jailbreak the phone and install an app that allows you to do so. Im just scared to jailbreak my phone.
Thats why I'm scared. But I think Apple is foolish by not coming out with their own. They would make a killing. I have seen tons of them on the net. Some of them are just awesome, and all types of categories
or go to gelaskins and you can download lots of wallpaper for free - just save it to your pc/mac and then to a picture folder you can put on your phone