You can pre-order it on Amazon.com in the USA, they are currently out of stock but you can still order it and they will let you know when it comes in and ships.
The Blu-ray has much crisper video ( I prefer it ) plus my old dvd's had two episodes missing. Talk about annoying !
![Very Happy :D](./images/smilies/icon_e_biggrin.gif)
Just FYI !
Beata