How to Remove Acrylic Paint from Clothing

I'm sure a lot of you already have your own methods for doing this, but I came across this and thought I'd share:

 

 

 

  

  

Instructions found here.  I don't know much about fabrics, so I don't know how this would work on colorful clothing? But if anyone else has tips I'd love to know. Usually I just give it up for lost if the paint has dried on somewhat. (And if someone comments on the paint on my clothing I tell them that I'm an art teacher!)