1)  Caché
2)  Amadeus
3)  The Wild Bunch
4)  Sunset Blvd.
5)  Gandhi

That AFI list is ok as a guide if you know nothing about movies but it's kinda silly.
Some Like It Hot 14th - Annie Hall 31st?
All About Eve 16th - Pulp Fiction 95th?
The African Queen 17th - Raiders of the Lost Ark 60th?

Trey you should watch Rocky soon, if only to hear Burgess Meredith say "hehe... digs his locker".