I know mine by heart too. It is like having a child and knowing their social security number. It comes in handy to know the VIN off the top off your head. And it impresses those around you, who usually cast doubtful glances when you can just spout it out in one breath.
So, no, you're not alone on this one.
Have fun waiting- the process is really fun and definately worth it!
I know mine as well. At least I'm not the only one! lol I swear that sometimes these boards feel more like therapy! It's definitely from using the WW site, that is, until Stitch ended up on a K-line ship.