Patti Smith, Lenny Kaye, Tom Verlaine, and Flea will play two benefit shows at BAM in celebration of the thirtieth anniversary of Smith’s seminal album Horses; proceeds will go to Gulf Coast hurricane-relief efforts. . . . Karen Russell, 23, whose short story “Haunting Olivia” recently appeared in The New Yorker, has signed a six-figure deal with Knopf for two books in the same vein. . . . Mystic River author Dennis Lehane’s crime-thriller play Coronado will debut Off Broadway in late November. . . . New York rockers Yeah Yeah Yeahs have announced that their long-awaited, still-untitled second album should be mixed and mastered as early as next month. . . . Deadwood creator David Milch and former New York police officer Bill Clark sold a new cop drama to HBO based on Clark’s undercover experience in the seventies. . . . Diminutive Diff’rent Strokes star Gary Coleman will appear as himself in the big-screen adaptation of Postal, a notorious video game whose white-trash hero “goes postal,” wreaking havoc on those unlucky enough to be in his way.