A fter welcoming baby Bieber into the world last month, new parents Justin and Hailey Bieber have returned to their usual antics. For the couple, that meant paying a visit to Nobu

Justin and Hailey Bieber are 'more in love' after welcoming their son Jack Blues Bieber, a source shares with PEOPLE.

Scrolling through social media this week, model Hailey Bieber was seemingly blindsided after stumbling across a video of her husband Justin seemingly travelling through Paris on the city's Metro system during Fashion Week.

Spotted: First time parents Hailey and Justin Bieber out for a sushi date one month after welcoming baby boy Jack Blues Bieber. (The CDC advises avoiding sushi and other raw fish during pregnancy, so this was probably a long-awaited treat for Hailey.)

Hailey and Justin Bieber are "more in love" than ever after welcoming their first child together last month and are enjoying being in "a happy bubble" since becoming parents. The Biebers having been settling into their role as parents to their son Jack Blues Bieber nearly a month after the little one was born.

Justin Bieber and Hailey Bieber are beaming with joy after the birth of their baby boy. A new report from People has an insider quoting that the couple are "more in love" than ever with the arrival of their son Jack Blues Bieber in their lives now.