#2
Have you tried to pick out the songs from the show? Copies of the songs are likely littered throughout YouTube to play as much as you want. That would be a great start.
Nothing that is worthwhile in life will ever come easy.
#3
Don't listen to the above poster. If you want Dragon Ball Z tone, eat fifteen pounds of food a day, bleach your hair every time you get pissed off, and learn how to fly.