Key Points Justin Bieber and Hailey Bieber have welcomed their first child, a baby boy. The couple announced the news on Instagram, sharing a photo of their baby's foot and revealing the name Jack Blues Bieber. Hailey and Justin previously announced their pregnancy in May and shared photos from their vow renewal ceremony in Hawaii. Hailey has expressed her excitement and some anxieties about motherhood in past interviews. Justin has long spoken about his desire to have a large family, expressing support…