Pin up a little Nyan Cat in the Notification Center!
Complete with animations, that catchy tune, and other awesome-ness, for your jailbroken iOS 5 iPod, iPad, or iPhone. Tap it, and find a special surprise!
Being a part of the Notification Centre, it's part of the OS, and can be hidden/shown/moved around much like all other Apple widgets.
If you'd like, be sure to check out my site for other awesome apps!