Oh, and is it just me, or are the new covers really, really ugly?

Luck is my middle name. Mind you, my first name is Bad.
Starring the Disc's most loveable, luckless "Wizzard." These are definately serial in nature...you should probably read them in this order.

'The Color of Magic: A Discworld Novel (A Discworld Novel)'
'The Light Fantastic: A Discworld Novel (A Discworld Novel)'
'Sourcery (Discworld Novels)'
'Eric (Discworld, Book 9)'
'Interesting Times (Discworld, Book 17)'
'The Last Continent (Discworld, Book 22)'
'The Last Hero: A Discworld Fable'---->Also starring Captain Carrot of the AMCW, Leonard da Quirm, Cohen the Barbarian and his Silver Horde, and the Librarian. This fully illustrated book is an absolute MUST HAVE.

FABRICATI DIEM, PVNK
Ankh-Morpork's finest, doing what they do best.

'Guards! Guards! (Discworld, Book 8)'
'Men at Arms (Discworld, Book 15)'
'Feet of Clay (Discworld, Book 19)'
'Jingo (Discworld, Book 21)'
'The Fifth Elephant (Discworld, Book 24)'
'Night Watch (Discworld, Book 27)'
'Thud!: A Novel of Discworld (Discworld Novels)'

'Where's My Cow? (Discworld)' -------->This is the companion volume to THUD! It is a gripping epic about one brave soul swept into conflict, searching for...his cow! Is that his cow? It goes "NAAAAAYYY!" No, that is not his cow. It is a horse. WHERE IS HIS COW?

The Lancre Witches
"WHEN SHALL WE THREE MEET AGAIN?"
"Well, I can do next Tuesday."

'Equal Rites: A Discworld Novel (Discworld Novels)'--->Yo, Pratchett. Whatever happened to Esk, anyway?
'Wyrd Sisters (Discworld, Book 6)'
'Witches Abroad (Discworld, Book 12)'
'Lords and Ladies (Discworld, Book 14)'
'Maskerade (Discworld, Book 18)'
'Carpe Jugulum (Discworld, Book 23)'

THE ULTIMATE REALITY
The Disc's winsome Grim Reaper, in all his slightly befuddled glory.

'Mort (Discworld, Book 4)'
'Reaper Man (Discworld, Book 11)'
'Soul Music (Discworld, Book 16)'
'Hogfather (Discworld, Book 20)'
'Thief of Time (Discworld, Book 26)'

Fellow Travelers
Stand-alone books featuring characters that we sadly never meet again.

'Pyramids (Discworld, Book 7)'
'Moving Pictures (Discworld, Book 10)'
'Small Gods (Discworld, Book 13)' <---GREATEST BOOK EVER
'The Truth (Discworld, Book 25)'
'Monstrous Regiment: A Novel of Discworld'
'Going Postal (Discworld, Book 29)'

And these are part of Pratchett's new kiddie-Discworld thing:
'The Amazing Maurice and His Educated Rodents (Discworld)'
'The Wee Free Men: A Story of Discworld'
'A Hat Full of Sky (Discworld)'

Young Tiffany Aching appears to be Pratchett's new favorite character, because at least two more Tiffany books are planned.

Your Ultimate Guide To The Disc And Realms Thereof
Maps, guidebooks, quizzes, and associated oddities.

'The Discworld Companion'
'The Wyrdest Link: A Terry Pratchett Discworld Quizbook'
'Nanny Ogg's Cookbook (Discworld)'
'A Tourist Guide to Lancre'
'Streets of Ankh Morpork'
'The Discworld Mapp'
'Death's Domain: A Discworld Mapp'
'The Science of Discworld'
'The Science of Discworld II: The Globe'
'Terry Pratchett's "Discworld" Quizbook'
'The Art of Discworld'
'Once More with Footnotes'------>I don't own this one, yet, but it appears to be a mixed bag of essays, short stories, etc., a la Adams's THE SALMON OF DOUBT or Gaiman's ADVENTURES IN THE DREAM TRADE, both of which I do have and highly recommend.

From The Street Of Cunning Artificers

'Terry Pratchett's Discworld - Soul Music'
'Terry Pratchett's Discworld - Wyrd Sisters'
'Terry Pratchett's From the Discworld'