Simplify the following text for a Grade 12 native English-speaking person.
Original: The music was mainly composed by Friends of Dean Martinez member Bill Elm and ex-member Woody Jackson along with additional contributions from various musicians .
Simplified: The music was mostly made by Friends of Dean Martinez member Bill Elm and ex-member Woody Jackson along with some other people from many musicians like Swedish folk musician JosÃ GonzÃ lez .