What is the fine-grained topic of the following text: Imelda Staunton delivers a "knock-out performance" (The Independent) as Momma Rose in Jonathan Kent's "dazzling revival" (Mail on Sunday) of this gloriously entertaining musical fable, that features "showstopping" (Mail on Sunday) choreography from Stephen Mear. Only return the topic.
Imelda Staunton's performance in Jonathan Kent's revival of a musical fable