Overview

• Archer was born on May 7 roughly three months early after Katie Peterson spent two weeks hospitalized with preterm labor complications.
• He spent 70 days in the NICU before being discharged on July 15, which McCartney called the greatest day of his life.
• The couple kept the medical crisis private from friends and leaned on family support during their son's hospital stay.
• McCartney now describes Archer as a perfect healthy baby at home in Los Angeles.
• Peterson’s Oct. 14 Instagram showed Archer at a New York show wrapped in a custom blanket stitched “Beautiful Soul,” as McCartney continues a tour through December with select Jonas Brothers dates.