Someone took a literal translation of a poorly written story, narrated it and filmed it (in garry's mod/Half-Life). The narration, directing, and music are really well done. I lol'd.

Darth Vader with a harmonica
http://www.youtube.com/watch?v=3eZBevXohCI

Here's two interesting videos by the same guy:

The the impotence of proofreading

What do teachers really make?

Have a pair of videos:

Code Monkey
Beatbox Recipe

Neat animated short on youtube: Kiwi