Sag Harbor American Music Festival will feature 27 free performances over four days, with the Randy Brecker-Ada Rovatti Quintet and Michelle among the headliners.

Watermill Center resident artists will share work in progress tomorrow, and an exhibition of Paul Thek's art will open Saturday.

A special performance of the Choral Society of the Hamptons will honor Mark Mangini, its longtime music director, on Sunday.

Leiber Collection hosts a night to remember in its garden, "Lolita" visits Sag Harbor in photos and onscreen, Banksy's "Haight Street Rat" pops up at Chase Contemporary, and East Hampton artists open their studios.