Here's my DVD collection (all widescreen versions of course), which aside from the Star Wars stuff, I just started collecting a couple months ago when I finally joined the new millenium and picked up a DVD player:
SW Saga:The Phantom Menace
Attack of the Clones
Star Wars (
original version - bootleg)
The Empire Strikes Back (
original version - bootleg)
Return of the Jedi (
original version - bootleg)
StarWoids (Star Wars fandom excerpts)
R2-D2: Beneath the Dome
Other cool stuff:LOTR: Fellowship of the Ring (Extended edition, duh.)
West Side Story
Grease
Jurassic Park Trilogy
E.T.
Jaws 1 & 2
Gladiator
Saving Private Ryan
The Patriot
Pearl Harbor
Top Gun
Titanic
Matrix
Harry Potter 1 (SS)
Harry Potter 2 (CoS)
Stargate
Contact
Dark Crystal
Dances with Wolves
Rain Man
Shawshank Redemption
Fast Times at Ridgemont High
Stripes
Vacation
North Shore
The Santa Clause
Scrooged
Random, decent, cheap ($6-$10) DVDs I stumbled across:Charlie's Angels
Ghostbusters
Beverly Hills Cop
Deep Blue Sea
Basic Instinct
Blair Witch Project
Devil's Advocate
Nightmare on Elm Street (original)
Romancing the Stone
Clerks
Rambo Trilogy
Total Recall
Clueless
Revenge of the Nerds
A River Runs Through It (for the wife - Brad Pitt fan)
Chick flicks:Dirty Dancing
Ghost
Pretty Woman
Sleepless In Seattle
When Harry Met Sally
A League of Their Own
Sound of Music
Beauty and the Beast
Hunchback of Notre Dame
Anastacia
Sports:Los Angeles Lakers 1999-2000 NBA Champions
Los Angeles Lakers 2000-2001 NBA Champions
Los Angeles Lakers 2001-2002 NBA Champions
Los Angeles Lakers 2002-2003 NBA Champions (**
coming soon) Uh... Nevermind.

2002 MLB World Series (Anaheim Angels World Champions)
2002 A Red Dawn Rises - The Story of the 2002 Anaheim Angels
2003 Stanley Cup Champion Ducks (** coming soon

)
2002 MLS Champion L.A. Galaxy
2002 WNBA Champion L.A. Sparks
OK, so I was just kidding with those last two, but you get the point! Scott, if you want to borrow any of the Lakers or Angels DVDs, just give me a shout and I'll send them out to ya' right away!
EDIT: Updated with some recent acquisitions