 He also revised Robert Benton's musical "It's a Bird...It's a Plane...It's Superman" for the Dallas Theater Center production in Dallas, Texas, in June 2010.In 2011, Aguirre-Sacasa was approached by the producers of the troubled Broadway musical "" to help rewrite its script.In May 2011, Aguirre-Sacasa was hired as a co-producer and writer of "Glee".