Justin Bieber is ready to give baby Jack Blues a sibling! If only he can get momma on board... Almost a year after the birth of their first child, it turns out the 31-year-old pop star already wants a second child with wife Hailey Bieber, and he's made it very clear to her. And guess what? She is willing to do it - but on one condition... According to Dailymail.com on Thursday, if the couple expands their family, the model wants to step away from the spotlight for a bit.