Three artists were hard at work drawing custom pieces on Sunday. From left, Ed Watson of Brooklyn, Alex Rivera of the Bronx, and Chris Duckett of Queens. Christine Sampson photos
Luke Schk of Selden, left, and Mo Johnson of Port Jefferson, right, dressed as the character Kirito from the manga series "Sword Art Online" and Harley Quinn from the series "Suicide Squad."
Julie Averbach, a high school student from Short Hills, N.J., created a comic book called "Adventures From My World" to support children who have special-needs siblings. Julie created the self-published comic book as a Girl Scout Gold Award project and donates the proceeds to children's hospitals.
Paris Cullins has freelanced as an artist for Marvel Comics, D.C. Comics, the Walt Disney Company, and more. He was a featured artist on Sunday at the Pop-Up Comic Extravaganza in East Hampton.
Deyo Trowbridge, right, from East Hampton, admired the artwork of Derwin Roberson, left, a comic book artist from the Bronx.
Michelle Witchipoo is a New York City-based artist who created the comic book "Psycho Bunny," chronicling "the misadventures of an unemployed drunk rabbit living among urban chaos."
Nancy Silberkleit, left, the co-C.E.O. of the Archie Comics brand and the founder of the Rise Above Foundation, found a fan in 13-year-old Alan Vashovsky, a summer resident of East Hampton.
Mac Herrmann, left, is the owner of Atomic Comics in Shirley. Atomic Comics is the closest comic book store to the South Fork. Mr. Herrmann's girlfriend, Brianna Carpenter, right, helped man the table on Sunday.
From left, Bryan Gonzalez, Gianna Gregorio, Jonathan Simons, and Anna Rafferty, who are East Hampton High School students, volunteered on Sunday at the Pop-Up Comic Extravaganza to sell raffle tickets to support the Rise Above Foundation, which uses graphic arts as a tool to prevent bullying and spread messages of kindness among youth. Gianna was dressed as the character Negan from the series "The Walking Dead" and Anna as Daenerys Targaryen from "Game of Thrones."
Abigail Loos, 16, from East Hampton, designed her cosplay outfit based on a fictional character she created herself, "Luyin," who goes on adventures with her older brother and her dog to protect their land from danger.

Coldplay played at the Stephen Talkhouse in Amagansett as part of a "secret" sold out concert sponsored by Sirius XM satellite radio Kevin Mazur
Coldplay's Chris Martin Kevin Mazur
Beyonce didn't stay at the Stephen Talkhouse long for the Coldplay performance.Joanne Pilgrim

Some of the winners from the 2012 sandcastle contest. James Lowney Photos

The 3Bs entertained a crowd at the downtown Montauk green on Monday night, while the Montauk Citizens Advisory Committee, meeting a short distance away, discussed the advantages and disadvantages of holding large events on the green. Jane Bimson

Coliform bacteria is also a concern at Georgica
Georgica Pond Hampton Pix

Restaurant on Long Wharf in Sag Harbor was victim of lost bankruptcy appeal
Despite a busy first month, Deckers Bar and Grill in Sag Harbor is out of business due to a bankruptcy case for Harlow East, the previous restaurant under whose license Deckers was operating. Laura Donnelly

Nancy Silberkleit, co-CEO of Archie Comics, who is the organizer of the "pop-up comic extravaganza" on Sunday. Courtesy Archie Comics