Rainymood.com + Exile Vilify (From the Game "Portal 2") + Emmy Cicierega's painting of Chell sitting on a companion cube enjoying the rain.

Google has mad rhythmz yo

What it says in the title

Music tips for organizing a wedding reception

Really really badly sung "O Holy Night". The singer doesn't have any idea how bad he is. Spectacular and funny!

A combined mini-piano, ukelele, and kazoo. he performer also sings.

music from the end of Charlie the Unicorn 2 (thanks FilmCow)

Intentionally bad 80's retrofuturistic music video

"With the beamz, there should be no performance anxiety at all because — whichever beam you break, in whatever sequence — your music is guaranteed to be harmonious. All discordant chords and sour notes have been programmed out so everyone plays great.

flash game that teaches an intuitive grasp of first and second derivatives

The best I've seen so far of the ubiquitous flash mp3 players. Released under CC-by-SA and some other license.