While it's nowhere near as awesome as a death-metal song about puppies, I just got s few programs (Audacity and Zulu) to mix music, and have been putzing around. I like to think I did okay for my first attempts at live mixing.
Here's my first two attempts.
http://soundcloud.com/dj-psyren/whatever-13
http://soundcloud.com/dj-psyren/mix-2-11