THE RUNDOWNJustin Bieber shared new photos of Jack learning to walk with him and Hailey’s help. Hailey and Justin just celebrated Jack’s first birthday with a “Camp Jack”-themed party last month. Jack Blues Bieber is nearing his biggest milestone yet—being able to walk—and his mom and dad are helping him get there, step by step. Justin Bieber shared new photos of him and his wife, Hailey, holding Jack’s hands as they take a stroll with the one-year-old. A source told People on September 17 that Jack has profoundly changed Hailey and Justin’s relationship.