This one's simple - post your 5 favourite tracks from 5 of your favourite artists. You can come back and post more afterward, or if your favourites change, as mine frequently do :)
http://www.youtube.com/watch?v=kQsPv4FMyLg
http://www.youtube.com/watch?v=zEpeZm_f1Zk
http://www.youtube.com/watch?v=gd3wR0rWAN0
http://www.youtube.com/watch?v=6P8lMoNUWcU
http://www.youtube.com/watch?v=HGH-4jQZRcc&ob=av3e