Photo: Anthony Pham/via GettyOlivia Wildeis showing support for her manHarry Styles!TheDon’t Worry Darlingdirector, 37, appeared to be having a good time at the “Watermelon Sugar” singer’s concert on Saturday as he kicked off hisLove on Tourshow in Las Vegas, a concertgoer toldE! News.“She was so happy and dancing all night!” the eyewitness told the outlet. “It was very cute. She was singing along to almost every song and having a good time with the people she was with.“Rumors of a romance between the pair began in early 2021 as they worked together onDon’t Worry Darlingin Los Angeles. A sourcetold PEOPLE in Januarythat the couple had “dated for a few weeks” after they were spotted holding hands at a wedding.Anthony Pham/via GettyIn February, a source told PEOPLE that the twoappeared to be “very serious"and would “spend all their time together” while shooting the film. They also said Wilde seemed “very happy with Harry.“Sources also previously said Wilde struck up a close friendship with the One Direction alum, 27, last fall. As they spent time together on and off set, their friendship “quickly turned romantic,” said an insider, who added: “Their chemistry was very obvious.“Never miss a story — sign up forPEOPLE’s free weekly newsletterto get the biggest news of the week delivered to your inbox every Friday.“Everyone saw it coming,” the source added. “During breaks, he’s hasn’t been able to stay away and visited her trailer.“The two have been spotted together multiple times over the last few months, though neither has confirmed their relationship to the public.Before production onDon’t Worry Darlingbegan, Wilde revealed her excitement toVogueabout working with Styles on the film."[Costume designer Arianne Phillips] and I did a little victory dance when we heard that we officially had Harry in the film, because we knew that he has a real appreciation for fashion and style,” she said of her and Phillips' reaction. “And this movie is incredibly stylistic. It’s very heightened and opulent, and I’m really grateful that he is so enthusiastic about that element of the process — some actors just don’t care.““To me, he’s very modern,” said Wilde of Styles, “and I hope that this brand of confidence as a male that Harry has — truly devoid of any traces of toxic masculinity — is indicative of his generation and therefore the future of the world. I think he is in many ways championing that, spearheading that. It’s pretty powerful and kind of extraordinary to see someone in his position redefining what it can mean to be a man with confidence.”

Photo: Anthony Pham/via Getty

Harry Styles performs onstage during the tour opener for Love On Tour at MGM Grand Garden Arena on September 04, 2021 in Las Vegas, Nevada.

Olivia Wildeis showing support for her manHarry Styles!TheDon’t Worry Darlingdirector, 37, appeared to be having a good time at the “Watermelon Sugar” singer’s concert on Saturday as he kicked off hisLove on Tourshow in Las Vegas, a concertgoer toldE! News.“She was so happy and dancing all night!” the eyewitness told the outlet. “It was very cute. She was singing along to almost every song and having a good time with the people she was with.“Rumors of a romance between the pair began in early 2021 as they worked together onDon’t Worry Darlingin Los Angeles. A sourcetold PEOPLE in Januarythat the couple had “dated for a few weeks” after they were spotted holding hands at a wedding.Anthony Pham/via GettyIn February, a source told PEOPLE that the twoappeared to be “very serious"and would “spend all their time together” while shooting the film. They also said Wilde seemed “very happy with Harry.“Sources also previously said Wilde struck up a close friendship with the One Direction alum, 27, last fall. As they spent time together on and off set, their friendship “quickly turned romantic,” said an insider, who added: “Their chemistry was very obvious.“Never miss a story — sign up forPEOPLE’s free weekly newsletterto get the biggest news of the week delivered to your inbox every Friday.“Everyone saw it coming,” the source added. “During breaks, he’s hasn’t been able to stay away and visited her trailer.“The two have been spotted together multiple times over the last few months, though neither has confirmed their relationship to the public.Before production onDon’t Worry Darlingbegan, Wilde revealed her excitement toVogueabout working with Styles on the film."[Costume designer Arianne Phillips] and I did a little victory dance when we heard that we officially had Harry in the film, because we knew that he has a real appreciation for fashion and style,” she said of her and Phillips' reaction. “And this movie is incredibly stylistic. It’s very heightened and opulent, and I’m really grateful that he is so enthusiastic about that element of the process — some actors just don’t care.““To me, he’s very modern,” said Wilde of Styles, “and I hope that this brand of confidence as a male that Harry has — truly devoid of any traces of toxic masculinity — is indicative of his generation and therefore the future of the world. I think he is in many ways championing that, spearheading that. It’s pretty powerful and kind of extraordinary to see someone in his position redefining what it can mean to be a man with confidence.”

Olivia Wildeis showing support for her manHarry Styles!

TheDon’t Worry Darlingdirector, 37, appeared to be having a good time at the “Watermelon Sugar” singer’s concert on Saturday as he kicked off hisLove on Tourshow in Las Vegas, a concertgoer toldE! News.

“She was so happy and dancing all night!” the eyewitness told the outlet. “It was very cute. She was singing along to almost every song and having a good time with the people she was with.”

Rumors of a romance between the pair began in early 2021 as they worked together onDon’t Worry Darlingin Los Angeles. A sourcetold PEOPLE in Januarythat the couple had “dated for a few weeks” after they were spotted holding hands at a wedding.

Anthony Pham/via Getty

Harry Styles performs onstage during the tour opener for Love On Tour at MGM Grand Garden Arena on September 04, 2021 in Las Vegas, Nevada.

In February, a source told PEOPLE that the twoappeared to be “very serious"and would “spend all their time together” while shooting the film. They also said Wilde seemed “very happy with Harry.”

Sources also previously said Wilde struck up a close friendship with the One Direction alum, 27, last fall. As they spent time together on and off set, their friendship “quickly turned romantic,” said an insider, who added: “Their chemistry was very obvious.”

Never miss a story — sign up forPEOPLE’s free weekly newsletterto get the biggest news of the week delivered to your inbox every Friday.

“Everyone saw it coming,” the source added. “During breaks, he’s hasn’t been able to stay away and visited her trailer.”

The two have been spotted together multiple times over the last few months, though neither has confirmed their relationship to the public.

Before production onDon’t Worry Darlingbegan, Wilde revealed her excitement toVogueabout working with Styles on the film.

“[Costume designer Arianne Phillips] and I did a little victory dance when we heard that we officially had Harry in the film, because we knew that he has a real appreciation for fashion and style,” she said of her and Phillips' reaction. “And this movie is incredibly stylistic. It’s very heightened and opulent, and I’m really grateful that he is so enthusiastic about that element of the process — some actors just don’t care.”

“To me, he’s very modern,” said Wilde of Styles, “and I hope that this brand of confidence as a male that Harry has — truly devoid of any traces of toxic masculinity — is indicative of his generation and therefore the future of the world. I think he is in many ways championing that, spearheading that. It’s pretty powerful and kind of extraordinary to see someone in his position redefining what it can mean to be a man with confidence.”

source: people.com