I have to say, I quite like this Lily Allen song: Fuck You. Yeah it might not be safe for work due to language, but the video is safe for work (aside from language) and it rocks.
Portsmouth Sinfonia was an interesting orchestra experiment. I mean you listen to them perform and laugh your ass off about how terrible they are but then you read the philosophy behind them and it becomes interesting.
One of my favorite songs right now is "To Be Surprised" by Sondre Lerche. Now here's a video of Sondre Lerche himself teaching you how to play the song.
Now if you wanted to see how some of popular musicians (now) looked like when they were in high school, here's your chance. Just gotta say. Wow Lil' Jon. Wow.
I guess this is somewhat of a tribute to the King of Pop, Michael Jackson. Eternal Moonwalk is a website which features people moon walking... eternally!