Nick Vader

Ctrl+Z is your anwser there

On other tutorials, well... there's a ton to be found on just the intrawebz

2 linkies for you:

First one, a great site about 3D and other neat design stuff:

http://www.3dtotal.com/tutorials/composite_material/

Second, a forum about 3Ds Max, have search if you run into troubles. Most of the time I find a solution of there:

http://www.maxforums.org/