Justin Bieber spent quality time with his 4 ... the baby except a small part of his head with baby hair, while it captured half of the pop star’s face and diamond earring. Earlier this month ...

The "Peaches" singer shared a heartwarming photo of him cozying up to his 4-month-old baby Jack Blues Bieber ... the short locks of his adorable baby hair could be seen in the frame.

The singer and his wife Hailey Bieber welcomed their son in August Hailey Bieber/Instagram Justin Bieber is spending some quality time with his baby son ... with his 4-month-old son Jack Blues ...