Undoing and canceling unwanted edits

- [Instructor] In this movie, I'll show you…how to both undo and cancel unwanted pattern modifications…and also introduce you to a couple of additional options…found inside the Pattern Options panel.…But first, I want you to notice…how the original drawing is put together.…I'll go ahead and zoom in on it here.…Notice that this shape as well as this one…and these highlights up top are all slightly blurred.…So I've applied a gaussian blur effect to them,…and then, if I click way up here at the top,…you can see that the main radial gradient is expressed…as a blend.…

And you know that's the case…because you can see the word Blend…on the far left side of the Control panel.…And the reason I used Blend is…that just gave me a little extra control…over the way the colors blended from black to this deep red…and eventually a bright red at this inner ring,…and then finally, we've got this outer circle right here…that has two gradient strokes, one on top of the other…that proceed along the stroke,…so around the shape.…And the reason I want you to see that is…