A complete history of the Union of Soviet Socialist Republics (USSR) set to the catchy little tune known as the Tetris Theme.

http://www.youtube.com/watch?v=hWTFG3J1CP8

I think the title really says it all. Pig With The Face of a Boy is great.
Oh, and here's the lyrics.
http://pigfaceboy.co.uk/tetris-lyrics/

"Long live Lenin, kill the tsar/ We salute the sickle and star!"