Justin and Hailey Bieber have confirmed the arrival of their first child. The 30-year-old pop star and the 27-year-old model are proud parents to son Jack Blues Bieber, with the ‘Baby’ hitmaker confirming the news with a snap of the newborn’s foot held by his mom, which he posted on Instagram on Friday (23.08.24). He captioned the picture: “WELCOME HOME. JACK BLUES BIEBER.” The Rhode Skin founder and the ‘Sorry’ hitmaker announced in early May that they were expecting a child – and revealed Hailey was six months along at the time, making her due date sometime in early August. Hailey didn’t ann…