Betty Buckley plays Big Edie and Rachel York is Little Edie in the Bay Street Theater production of Grey Gardens. Based on the iconic 1975 documentary by Albert and David Maysles, the musical details the lives of the eccentric aunt and cousin of Jaqueline Kennedy Onassis who live as recluses in a crumbling mansion. Music is by Scott Frankel, lyrics are by Michael Korie with a book by Doug Wright. Michael Wilson directs. Performances at the Sag Harbor, Long Island venue run through Aug. 30. See show details.