Justin Bieber and his wife Hailey Bieber kept it casual to celebrate a friend.

The couple was spotted on a date night as they attended fashion consultant Lauren Perez’s 33rd birthday bash at Lucky Strike Bowling Alley in Beverly Hills, California on Saturday, January 4.

As they left the venue in the early hours of January 5, Justin, 30, was seen wearing a black jacket, white shirt, baggy plaid pants, a black beanie and glasses, while Hailey, 28, wore casual blue jeans and a wore brown jacket.

Perez’s longtime girlfriend Kendall Jenner also attended the party. The Keeping Up With the Kardashians The 29-year-old alum was seen wearing a casual red collared shirt and black pants, as well as carrying a black handbag and black ballet flats.

The photos from Justin and Hailey’s date night come on the same day the singer shared a loving Instagram photo of him and his wife.

In the photo, Justin is nuzzling Hailey’s neck and kissing him there.

The selfie was posted just days after Hailey addressed rumors on social media that the new parents, who welcomed their new son Jack Blues on August 23, were having marital problems.

On Dec. 30, the new mom appeared to address online rumors about an alleged strain in her relationship with Justin by reposting a viral TikTok in which one user said, “You’re not feeling well but it’s okay.”

“(M)ikes to all of you on the internet,” she wrote over a repost of a viral clip, adding a hand-heart emoji.

This is not the first time that the couple has dealt with rumors of relationship problems or a possible divorce.

“They laugh at the constant divorce rumors,” a source said of the couple in November. “It’s annoying, but it’s just noise.”

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On December 16, Justin also shared a snapshot on Instagram showing Hailey kissing him on the neck in a sweet selfie.

“💕🙈😛🫶🏼,” Justin captioned the photo.

The photo was apparently taken around the same time as Justin’s previous carousel of images he shared on Instagram, which appeared to document the couple’s weekend in Costa Rica for Perez’s brother’s wedding.

“They attended a wedding but also had some very special alone time,” a source told PEOPLE at the time. “They seemed very happy.”