Central Brooklyn Ha’s Đậc Biệt: New Pop-Up Brings Vietnamese Street Food to Brooklyn Pho Ga at Ha’s Đặc Biệt pop-up. Courtesy of Ha’s Đặc Biệt.Anthony Ha is the child of Vietnamese immigrants, who came to the states in the ‘70s. First settling in California, the family moved to New Jersey when Ha was in middle school. Ha’s mother cooked