Justin Bieber was one cute baby!

The "Sorry" singer's dad Jeremy Bieber shared cute throwback pics of his son — and fans could not get enough of the trip down memory lane.

"Baby Justin," he proud father captioned a slightly faded photo of Justin as a newborn next to sign that reads "I love you daddy."

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In another, Justin adorably recreates the infamous Home Alone face made famous by Macaulay Culkin

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Baby Justin #throwback #bieberprince

A post shared by Jeremy Bieber (@jeremybieber) on

Followers quickly flooded his comment section with compliments for the singer, who deactivated his Instagram page last year. "OMG,he is so beautiful," one fan wrote, while another added, "this is my baby he was and still cute."

While Justin, 22, was raised primarily by his mom Pattie Mallette, the pop sensation recently revealed his relationship with his father has gotten a lot stronger.

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"I’m a lot closer to my dad than I am to my mom," he told GQ before adding that he "doesn’t see her as much as I’d like to.

justin bieber dad getty

He continued, "You don’t need them as much and for them, it’s like, you were all they had. Not all, but they were so invested in you. "And then one day you’re just gone. And you’re doing your own thing, and you don’t need them, and you don’t value their opinion the same, either."

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This isn't the first time Jeremy, who has two kids, Jaxon and Jazmyn, from another relationship, has gushed about his son — no matter how inappropriate.

After naked photos of Justin were leaked on the Internet last year, Jeremy tweeted, "My boy" along with a cactus emoji, referring to his son's impressive package.

Awkward! For a look back at Justin's dating history, click through the gallery below!