How to Install the SNES emulator and ROMs on the iPhone/Touch
Check out this video to learn how to install the Super Nintendo, also known as SNES, on your iPod Touch 1G & 2G, as well as the iPhone, 3G, and 3GS.
Open up Cydia and search for and install the SNES emulator: snes4iphone
Go to this link for ROMs:
Now just follow the video!