Christina Aguilera celebrates Matthew Rutler's 40th birthday in glamorous outing in Los Angeles

Christina Aguilera and her fiancé Matthew Rutler looked very much in love as they celebrated his 40th birthday in Los Angeles. The pair were photographed during their glamorous outing at Vibrato Grill & Jazz Restaurant. The couple has been going strong for 15 years and were spotted arriving in a black SUV, turning heads as they made their entrance.

Christina stepped out in a stunning white semi-sheer dress, while Matthew wore an elegant black suit. The two were all smiles, as they shared a special night together. Christina later wore a chic black jacket, following rumors that she performed for her romantic partner on his special day.

© Coleman Rayner/The Grosby Group

Over the weekend, the celebration began for the couple, as they made a special appearance at the prestigious 2025 Breakthrough Prize Ceremony. The pair dazzled on the red carpet at the exclusive event that honors trailblazers in science and math from all over the world. 

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The singer and the executive, who share one child together, a daughter named Summer Rain, posed for photos at the event looking happier than ever and sharing their excitement to be in attendance. 

© Coleman Rayner/The Grosby Group

Christina took the opportunity to casually mention to reporters that it was Matthew’s birthday, making it an even more romantic moment, before they shared a sweet kiss,  confirming that their love is as strong as ever.

© Taylor Hill

After 15 years together, Christina and Matthew continue to support each other personally and professionally. The executive has been seen sharing his love and appreciation for the singer at every step of her career, including in recent years during her Las Vegas residency.

© Craig T Fruchtman

While the musician is known for preferring to keep her personal life private, she previously mentioned her appreciation for Matthew while receiving the Music Icon Award at the People's Choice Awards. "Matty, I love you, thanks for dealing with all of this always," she said of her longtime fiancé, before sending love to her children. "And of course, my true icons, my angels, my babies. Max and Summer, I love you."