Simplify the following text for a Grade 7 native English-speaking person.
Original: In November 2010 the rights to the musical stage adaptation reverted back to Andrew Neiderman who is currently ( as of 2011 ) developing a new script with revised music and lyrics under the representation of McLean-Williams Management , with music composed by Dutch composer Sarif Tribou and Barney Ashworth , Musical Supervision by Mike Dixon , and revised lyrics by SJ Hills .
Simplified: He is currently ( as of 2011 ) developing a new script with revised music and lyrics .