“Mamma Mia! The Party,” which you can see in London, is one thing. John Kander, Fred Ebb and Joe Masteroff’s masterpiece, especially as enshrined on Broadway in a searing and unforgettable 1998 ...

Wilkommen, bienvenue, welcome, to yet another installment of “things going wrong with Cabaret on Broadway,” which could well become a running segment at this point. In early August, we discussed some ...