's mom is over the moon about her son shared a heartwarming series of snaps featuring Justin and his wife, , this Father's Day. The couple, who dropped the baby bombshell on May 9th, were celebrated in a post that included images from their pregnancy reveal video, tender moments of the pair as Hailey flaunted her growing bump, and a stunning mirror selfie of Hailey donning a white dress that accentuated her pregnant silhouette. The touching caption read: "Happy Father's Day Justin.

You've always wanted to be a dad ever since I can remember. You have so much love to give. You're gonna be the best daddy ever.

You already are. LOVE YOU! ! " Belieber's poured out their support in the comments, echoing Pattie's sentiments about Justin's future as a father. One fan gushed: "He is gonna be the best daddy in the world.

baby Bieber is already sooo loved! " Another chimed in: "He will certainly be a great father! " A third admirer added: "Happy Father's Day Justin your going to be an incredible father I am so happy for you.", reports . A fourth fan wrote: "Cant believe after 10 years as a belieber im still here, watching him living his first father's day as a daddy.

" Justin has not been shy about his family aspirations with Hailey. In the YouTube docuseries "Justin Bieber: Seasons," he shared with Hailey his eagerness to begin their journey towards parenthood. Pattie couldn't contain her joy about becoming a grandmother, revealing on Instagram on May 9: "I have been waiting for this da.