Justin and Hailey Bieber have intense exchange at Billie Eilish's brother's wedding... as couple's eight-year anniversary approaches

Justin and Hailey Bieber were among the star attendees at Billie Eilish's brother Finneas O'Connell's wedding to Claudia Sulewski in Santa Barbara on Saturday.And while Justin, 32, posted cozy snaps from the event on Instagram, he and Hailey, 29, appeared to share an intense moment at one point during the festivities. The longtime husband and wife spoke animatedly under the Southern California sun, with the model gesturing in a rather dramatic fashion before walking away from her beau. A representative for Hailey declined to comment, and the Daily Mail has not heard back from a rep for Justin.Body language expert Judi James told the Daily Mail that 'the way that Hailey looks back at her husband as he walks away after their animated conversation gives the impression of tension or drama here.' James added that Justin's 'gently hunched posture and the way his arms hang slightly in front of his torso makes him look less motivated and less positive here.' Justin and Hailey Bieber shared an intense exchange at Finneas O'Connell's wedding to Claudia Sulewski in Santa Barbara on Saturday The couple are set to celebrate their eight-year wedding anniversary in September Hailey opted for a dazzling lime green Versace dress at the weddingThe model gestured animatedly while separated from the other attendeesHowever, the expert added that it did not appear the two were arguing, saying: 'Hailey has been waving her arms and pointing, although not at him so no signal of conflict.' The couple's attendance at the O'Connell and Sulewski wedding comes ahead of their own eight-year wedding anniversary next month. Hailey and Justin tied the knot in a New York City courthouse on September 13, 2018.Then, the next year they enjoyed a large-scale wedding with family and friends, later documenting the event on YouTube.Meanwhile, the couple celebrated their son Jack Blues's second birthday on August 22.To mark the milestone, Hailey posted a carousel of photos with the tot on Instagram, writing in the caption, 'our sweet baby is 2. happy birthday Jack Blues.' After chatting, the pair walked off in opposite directions Justin kept a cool disposition in sleek black sunglasses The wedding was held at the luxe San Ysidro Ranch in Santa Barbara In May 2025, Justin shocked fans when he volunteered the details of one of the couple's private spats.Sharing an image of Hailey starring on the cover of Vogue's summer issue, he added an anecdotal Instagram caption that began, 'Yo, this reminds me [of] when Hailey and I got into a huge fight.'He shockingly confessed, 'I told Hails that she would never be on the cover of Vogue. Yikes. I know, so mean.'The pop star continued oversharing, 'For some reason, because I felt disrespected, I thought, "I gotta get even."' Justin and Hailey Bieber were among the star attendees at Billie Eilish's brother Finneas O'Connell's wedding to Claudia Sulewski on SaturdayIn a failed attempt to turn the story into a teachable moment, he added, 'I think as we mature we realize that we're not helping anything by getting even. We're honestly just prolonging what we really want, which is intimacy and connection.'The cringeworthy note concluded, 'So baby, [you] already know but forgive me for saying [you] wouldn't get a Vogue cover cuz clearly I was sadly mistaken.'His remarks did not go over well, with thousands of his nearly 300 million Instagram followers begging him to 'edit' the post and calling him out for the odd admission.He eventually swapped out the caption for a random string of emojis.In another worrisome public post, to mark his first Father's Day with Jack in June 2025, Justin shared a black and white selfie, writing, 'I’m a dad that’s not to be f***ed with,' and adding a middle finger emoji. The duo, married in 2018, share son Jack Blues. They recently celebrated the boy's second birthday Elsewhere, Justin and Hailey conversed with the groom and another guestAnd on Mother's Day the previous month, the singer wrote, 'love u moms but mothers day sucks a**,' as an Instagram "note" – a feature that only shows posts to mutual followers.Weeks after the leak of his statement, Hailey used Father's Day to return the sentiment, writing, 'Father's Day sucks a**,' under one of her spouse's posts.But this year, the mom of one celebrated the holiday warmly, honoring her husband as she shared photos of him with Jack and gushing that he is the 'best daddy.'The stars seem to be embracing a positive wave in their marriage this year. The twosome have achieved power couple status – wielding their influence with back-to-back business collaborations. O'Connell, 29, and Sulewski, 30, exchanged vows in a lush garden setting at San Ysidro Ranch, with Eilish officiating Hailey chatted with Eilish during what appeared to be the cocktail hourThe husband and wife dropped a co-designed fashion collection under the performer's latest endeavor, clothing line SKYLRK. And in April, they launched collaborative pimple patches via Hailey's billion-dollar skincare brand Rhode.Also in April, Justin completed back-to-back weekends of history-making Coachella sets with surprise appearances from SZA, Sexyy Red, and Big Sean.Taking to Instagram after weekend one, Hailey shared footage from her husband's duet performance of SZA's 2022 hit Snooze.The proud wife also posted a photo with Justin and Jack behind-the-scenes on the festival grounds.'Such a special weekend. Nobody will ever know even an ounce of what it’s taken to get here. So grateful for this beautiful life. SO proud. Let’s do it all again!!!!' she said in the caption. O'Connell, 29, and Sulewski, 30, exchanged vows in a lush garden setting at San Ysidro Ranch in Montecito, surrounded by family and friends.Eilish, 24, had the honor of officiating the ceremony.The pop star wore an off-the-shoulder, cleavage-baring olive-green gown for the special occasion.A-list guests included Nina Dobrev, Kristen Bell, Dax Shepard, Emma Chamberlain, Rachel Sennott, Stassie Karanikolaou, Jason Sudeikis and Carter Gregory.