What is the fine-grained topic of the following text: Hear songs by Kurt Weill including The Threepenny Opera’s Pirate Jenny, see Barry Humphries and Meow Meow sing the duet Mousie and dance a tango, and join Barry as he rediscovers the lost music of Krenek, Schulhoff, Toch, Brand, Grosz and more. Only return the topic.
Performances and songs by Kurt Weill and other artists.