Vocal lessons on dvd

[jerzeysk8board]

What are some good dvds that teach you vocal scales and how to warm up and stuff? I wanted to get better and clearer vocals. I would appreciate if you can name a couple of good dvds.

 

[ssscientist]

As fraserhutch has often been known to say, 'google is your friend'.

Here's one, here's another and here's a third.