Nicole Kidman and Keith Urban host a star-studded party at their luxurious North Sydney apartment

Nicole Kidman and Keith Urban threw a star-studded Christmas party at their luxurious North Sydney penthouse on Wednesday night.

Some of the biggest names in entertainment attended the party, including Hollywood star Russell Crowe, TV presenter Jessica Rowe and her husband Channel Nine newscaster Peter Overton, and Nicole’s younger sister Antonia.

Australia’s A-list crowded into the power couple’s multimillion-dollar Milsons Point penthouse in the exclusive Latitude building.

Nicole Kidman and Keith Urban hosted a star-studded Christmas soiree at their luxurious North Sydney penthouse on Wednesday night.

Nicole Kidman and Keith Urban hosted a star-studded Christmas soiree at their luxurious North Sydney penthouse on Wednesday night.

Russell, 58, looked sharp for the occasion, wearing a navy sports jacket over a black button-down shirt and black pants.

He completed the look with a pair of polished black dress shoes and a neatly trimmed beard as he arrived at the party with girlfriend Britney Theriot and their children, Charlie and Tennyson, whom he shares with ex-wife Danielle Spencer.

After a great night of fun and celebrations, the Gladiator star and his clan snuck away for a cheeky late-night snack and picked up a kebab on the way back home.

Meanwhile, podcast host Jessica Rowe stood out in a colorful holiday look.

Some of the biggest names in entertainment attended the party, including Hollywood star Russell Crowe, his girlfriend Britney Theriot and the actor's sons Charlie and Tennyson.

Some of the biggest names in entertainment attended the party, including Hollywood star Russell Crowe, his girlfriend Britney Theriot and the actor’s sons Charlie and Tennyson.

Some of the biggest names in entertainment attended the party, including Hollywood star Russell Crowe, TV presenter Jessica Rowe and her husband Channel Nine host Peter Overton, and Nicole's sister Antonia.

TV presenter Jessica Rowe, her husband Channel Nine newscaster Peter Overton and their two daughters also attended.

The 52-year-old showed off her slender figure in a sparkly shirt with a matching skirt that flowed and billowed around her legs.

Finishing off the ensemble was an elegant pair of gold and teal pumps that tied the eye-catching garments nicely together, and a bright yellow clutch.

The bubbly blonde arrived with her husband Peter, who kept things simple in an all black shirt and jeans ensemble.

Nicole's sister Antonia, 52, (pictured) couldn't have been happier to spend Christmas with her older sister and friends, beaming when she arrived at the party.

Nicole's sister Antonia, 52, (pictured) couldn't have been happier to spend Christmas with her older sister and friends, beaming when she arrived at the party.

Nicole’s sister Antonia, 52, (pictured) couldn’t have been happier to spend Christmas with her older sister and friends, beaming when she arrived at the party.

Her party guests took advantage of the Kidman's wraparound balcony and its expansive views of Sydney Harbour.

Her party guests took advantage of the Kidman’s wraparound balcony and its expansive views of Sydney Harbour.

Russell, 58, looked sharp for the occasion, wearing a navy sports jacket over a black button-down shirt and black pants.

Russell, 58, looked sharp for the occasion, wearing a navy sports jacket over a black button-down shirt and black pants.

After a great night of fun and celebrations, the Gladiator star and his clan snuck away for a cheeky late-night snack and picked up a kebab on the way back home.

He was seen leaving the party with his family.

After a great night of fun and celebrations, the Gladiator star and his clan snuck away for a cheeky late-night snack and picked up a kebab on the way back home.

The Crowe clan left the party before 10:00 p.m. to go eat a kebab at the nearby Crows Nest.

The Crowe clan left the party before 10:00 p.m. to go eat a kebab at the nearby Crows Nest.

Meanwhile, podcast host Jessica Rowe (pictured) stood out in a colorful festive look as she made her way to the party.

Meanwhile, podcast host Jessica Rowe (pictured) stood out in a colorful festive look as she made her way to the party.

The 52-year-old showed off her slender figure in a sparkly shirt with a matching skirt that flowed and billowed around her legs.

The 52-year-old showed off her slender figure in a sparkly shirt with a matching skirt that flowed and billowed around her legs.

The award-winning journalist, 56, completed the look with a smart pair of black dress shoes as he crossed the street with his wife and their two children: Allegra, 15, and Giselle, 13.

Elsewhere, Nicole’s little sister Antonia, 52, couldn’t have been happier to spend Christmas with her older sister and friends, beaming when she arrived at the party.

She also dressed in the Christmas theme, rocking a bright green dress with a mesh cape as she attended the gathering with her two children, Lucia and Hamish Hawley.

The bubbly blonde arrived at the event with her husband Peter, who kept things simple in an all-black shirt and jeans ensemble.

The bubbly blonde arrived at the event with her husband Peter, who kept things simple in an all-black shirt and jeans ensemble.

The award-winning journalist, 56, completed the look with a stylish pair of black dress shoes as he crossed the street with his wife and their two children: Allegra, 15, and Giselle, 13. All pictured

The award-winning journalist, 56, completed the look with a stylish pair of black dress shoes as he crossed the street with his wife and their two children: Allegra, 15, and Giselle, 13. All pictured

The attorney elevated the look with some matching accessories, including a tan canvas bag, gold earrings, a gold watch, and a beige cardigan that she carried in her arms.

Over the past ten years, Nicole and Keith have purchased two penthouses in the coveted North Sydney building, then combined them to make one mega-apartment.

She elevated the look with some matching accessories, including a tan canvas bag, gold dangling earrings, a gold watch, and a beige cardigan she carried on her arms.

She elevated the look with some matching accessories, including a tan canvas bag, gold dangling earrings, a gold watch, and a beige cardigan she carried on her arms.

Kidman's nephew Hamish and niece Lucia also attended the Christmas soiree.

Kidman’s nephew Hamish and niece Lucia also attended the Christmas soiree.

Guests at Wednesday’s party took advantage of the huge wraparound balcony and expansive views of Sydney Harbour.

Nicole and Keith touched down in Australia earlier this month with their two daughters, Sunday, 14, and Faith, 12, to spend Christmas with their mum, Janelle.

This year’s Christmas festivities will be particularly important for the Kidman/Urban clan, as it could be one of their last with Janelle, 81, who hasn’t been well since January.

Australia's A-listers piled on the power couple's multi-million dollar penthouse in the exclusive Latitude building in Sydney's Milsons Point

Australia’s A-listers piled on the power couple’s multi-million dollar penthouse in the exclusive Latitude building in Sydney’s Milsons Point

Over the past ten years, the couple has purchased two penthouses and then combined them to make a mega-apartment in the luxurious building.

Over the past ten years, the couple has purchased two penthouses and then combined them to make a mega-apartment in the luxurious building.