Justin Bieber turned 31 on Saturday and shared some photos of himself celebrating his birthday with family and friends, including a sweet family snap of him, Hailey and Jack Blues ...

In the snap, their son could be seen wearing a cute ... Behind Justin's buzzcut, their room was adorned with a trio of "happy birthday" balloons, signifying the "Never Say Never" singer's latest trip ...

Hailey Bieber shared a heartfelt Instagram snap of herself and husband Justin in honor of his 31st birthday on March 1 — before Justin posted an adorable photo and rare look at their life as parents ...

Justin Bieber and Hailey Bieber were seen getting cozy together in new photos with their son, Jack Blues ... with his wife and friends for his 31st birthday. One snap showed Justin singing ...

Happy birthday balloons were in the shot, and Justin enjoyed the day with his family and a group of friends. The couple then tucked into a large birthday cake with icing and colourful sprinkles ...