The Pontiac G8 was not a "sidewinder". It was front engine, rear-wheel drive (Australian Holden platform).
Don't you mean the Bonneville GXP? That was transverse engine, front-wheel drive.
When you renew the registration every year you get a new sticker.
Every few years I peel the stack off. A few years ago I saw a 68 Cougar at a show that had a 1/2" thick stack of year stickers on it.