Justin Bieber's Bar Mitzvah Blowup: Pop star faces off with excited Jewish teens

It seems Justin Bieber's "Baby" days are truly behind him. The pop sensation, once known for his own youthful antics, found himself on the other side of the generational divide this weekend in a Beverly Hills hotel lobby.

Picture this: Bieber, patiently waiting for his pregnant wife Hailey, suddenly surrounded by a flock of excited bar mitzvah attendees. These kippah-clad kids, fresh from celebrating a friend's coming of age, couldn't believe their luck at spotting the star.

But Bieber, it seems, wasn't in the mood for an impromptu meet-and-greet.

"Is this funny to you? Is this funny to you guys? Get out of here!" Bieber can be heard saying in a video now making rounds on social media. It's a far cry from the Justin who once egged houses and raced Lamborghinis.

According to TMZ, an eyewitness reported that Bieber initially asked politely for space. But when faced with persistent giggles and starstruck stares, the singer's patience wore thin.

As Bieber and his wife approach their fifth wedding anniversary and prepare for their first child, it appears the "Love Yourself" singer is taking the 'adult' part of 'young adult' quite seriously.

Who knew that a group of bar mitzvah boys would be the ones to ruffle the feathers of a pop icon? It's a reminder that even global superstars aren't immune to the chaos of adolescent excitement - or the challenges of finding peace in a hotel lobby.

Mazel tov to the bar mitzvah boy, and here's hoping Justin finds a quieter spot to wait next time.

* Ynet contributed to this article.