Ok trawling the net i came across the following facts regarding the region 1 Sex and the City dvds :
Sex and the City: Complete First Season
Special Features
None im afraid on this one
Sex and the City: Complete Second Season
Special Features
Cast and crew biographies; list of awards and nominations; episode previews and DVD-ROM extras.
Sex and the City: Complete Third Season
Special Features
Audio commentary through four episodes with executive producer Michael Patrick King.
Sex and the City: Complete Fourth Season
Special Features
18 uncut, half-hour episodes on three discs and 3 audio commentaries by Executive Producer Michael Patrick King.
Sex and the City: Complete Fifth Season
Special Features
Audio Commentary with executive producer Michael Patrick King, biographies, episodr previews; featurette and a 30-question Sex and the City interactive trivia game.
Try the following site link to compare prices on the dvd's :
http://www.dealtime.co.uk/?ncrd=1&rpu=/xI18NPopups/dtRedirectUK.html&rpw=420&rph=280/
Hope that helps