Da dove prendo il suono per il mio videoclip?

Software
http://www.reaper.fm/ (Shareware: windows, mac, linux)
http://ardour.org/ (Freeware: mac, linux)
http://audacity.sourceforge.net (Freeware: mac, linux, windows)

Samples
http://www.freesound.org/
http://ccmixter.org/view/media/samples/browse
http://www.sampleswap.org
http://www.archive.org/details/audio
http://free-loops.com/free-loops.php
http://ibeat.org/ 
http://www.looperman.com/loops.php 
http://www.soundsnap.com

Online Metronome
http://www.seventhstring.com/metronome/metronome.html 

Scaricare video e audio da Youtube
http://keepvid.com
http://www.snipmp3.com/