If you want to download them and have a look what it's all about then they are available on Easynews
They are just brilliant! Jack back to his best.
The talk however is will it kill off Fox's launch of season 6 next week? Well no, most of the people that will download it and are in the states will watch it anyhow, plus the other people not in the states are just going to download them anyhow, go get them, and get into the season early.
The source of these episodes seems to be a leaked copy of the Season 6 Disk 1 disk getting out into the wild.