The decision capped a stunning five-month odyssey that saw Spears publicly demand the end of the conservatorship, hire her own attorney, have her father removed from power and finally win the freedom to make her own medical, financial and personal decisions for the first time since 2008.

She is the latest pop star to throw her fedora onto the stage. The show “Once Upon a One More Time” will have its world premiere this fall in Chicago, with previews beginning in October.