Im not exactly sure what you mean... I'd be happy to help you, but I kinda need to know whats wrong first lol.
If when you launch the program, it crashes and returns you to the springboard, then don't worry. The Spicy Chickn has had a few bugs that prevent the app from loading in a stable manner.
All you need to do is keep hitting the icon until it can judge the version of firmware that you are running on. After that, it will just open normally and let you change A LOT of personalized fields on the iPhone. (so, if its what i think is wrong, just keep trying to open it, it will open eventually