Simplify the following text for a Grade 7 native English-speaking person.
Original: The treatment for the music video was percussionist Shawn Crahan 's idea , Crahan calls the music video a `` short film '' and admits that it was a `` very '' expensive video .
Simplified: The concept of the music video was percussionist Shawn Crahan 's idea . Crahan calls the music video a `` short film '' and said that it was a `` very '' expensive video to make .