Teen Wolf star Tyler Posey marries singer Phem in star-studded wedding

Teen Wolf star Tyler Posey is married!

The actor, 31, has finally tied the knot with singer Olivia Marsico, 28, who goes by stage name Phem, four months after announcing their engagement.

Page Six confirmed the pair said "I do" in Los Angeles in Pacific Palisades.

Watch the video above.

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The couple's low-key nuptials were then followed by a reception at Duke's Malibu with some very famous faces in attendance.

Phem's cousins, Ava and Leah, known as the Clements Twins, shared a video giving fans an inside look at the newlywed's reception.

The venue had a stunning water view, decked out with a green colour scheme and fairy lights to add to the magical day.

Posey and his new bride were then seen making their entrance, hand in hand as they celebrated their newlywed status.

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The actor opted for a white suit with a matching white shirt while Phem stunned in a long sleeve gown with lace detail.

The Teen Wolf alum's brother Jesse Posey shared a sweet snap from what appeared to be the couple's first dance with a green disco ball hanging overhead.

The singer later posed for a photo with her cousins, giving a closer look at her exquisite gown and her blonde locks styles in loose curls.

"Congrats to our cousin @phem 🎉 Wishing you and @tylerposey58 the best!!! We love you 💕💕 💍👰‍♀️🤵🏻" the girls captioned the adorable pic.

Towards the end of the video posted by the Clements twins, the girls shared some pics of them with some very famous attendees at the reception.

Bella Thorne was pictured all smiles at the reception in a deep aqua-coloured gown with a cross pendant and natural make-up.

Thorne briefly dated Posey in 2016 following her split from Gregg Sulkin. The pair had reportedly been friends for years before starting a romantic relationship.

The Shake It Up alum wasn't the only A-list guest to make an appearance at the actor's wedding.

Canadian singer Avril Lavigne was spotted looking ever the rockstar in a tee and blazer look with a smoky eye makeup look.

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Elizabeth Posey shared a picture of the couple on their big day with a sweet message for her cousin.

"Added another member to the Posey family and couldn't be more happy," she gushed.

Posey and Phem first began dating in 2020 after collaborating on a music project together.

"The thing I like the best is that we were friends first," Phem told People

The couple went Instagram official in 2021 with a since deleted post, and announced their engagement two years later in June 2023.