Your Favorite Game?

This has probably been asked before, but what is your favorite chess game of all time? I have a view towards master games here, but games you've played can also be included. I think my favorite is this one

http://www.chessgames.com/perl/chessgame?gid=1102104&kpage=10

The way this ending emphasizes the importance of piece activity over pawn structure is extremely instructive. Some have labeled it "the most instructive rook endgame of all time." (Smyslov? I think he said that, but I don't remember).

What are your choices?

The Immortal Game between Anderssen and someone else. It was a kings gambit accepted and is arguably the most famous (as in well known because if its quality) of all time.

 There are so many good games that are good for different reasons.

I guess I have to go back to this one because when I was new to chess it was like magic, so it has a special place in my heart.

Najdorf sacrifices all four of his minor pieces to give mate with a pawn!