Rebel Wilson shows off her $18,000 designer outfit as she attends Miss Saigon premiere with her sister Liberty in Sydney

Rebel Wilson dressed to impress as she attended the Miss Saigon premiere with her sister Liberty at Sydney Opera House on Friday.

The Australian actress, 43, and her younger sister, 41, looked every inch the matching pair as they stepped out in black ensembles. 

Donning a quaint knee-length dress for the occasion, the Pitch Perfect star flaunted her figure in the $2,950 buttoned Gucci frock. 

The blonde beauty polished off her look with a $15,070 Chanel handbag and a classic set of black loafers.

Meanwhile, Liberty sported a blunt, golden bob and an all-black gown which featured a plunging neckline.

Rebel Wilson looked effortlessly chic in a $2950 Gucci dress as she attended the Miss Saigon premiere with her sister Liberty in Sydney on Friday

Miguel Maestre and his wife Sascha Newport also coordinated their looks for the event as they walked hand-in-hand down the red carpet.

The Spanish-born celebrity chef, 43, looked dashing in his white suit jacket and black bow-tie which he paired with black slacks and polished shoes. 

Sascha, 44, Miguel’s partner of over two decades, slipped into a plain white dress with a classic A-line silhouette over black tights.

The Australian actress and her younger sister (right) looked every inch the matching pair as they stepped out in black ensembles

The Australian actress and her younger sister (right) looked every inch the matching pair as they stepped out in black ensembles

Miguel Maestre and his wife Sascha Newport also coordinated their looks for the event as they walked hand-in-hand down the red carpet

Miguel Maestre and his wife Sascha Newport also coordinated their looks for the event as they walked hand-in-hand down the red carpet

Kerri-Anne Kennerley opted to match the set in a black and red ensemble.

Slipping into a glittering long-sleeved shirt with matching boots, the I’m A Celebrity star, 69, poured her frame into a pair of form-fitting black jeans.

Heartbreak High star Luke Jacobz, 42, went for a brighter look with a light grey-blue sports coat over a crisp white button-down shirt.

Kerri-Anne Kennerley, 69, (pictured) opted to match the set in a black and red ensemble

Kerri-Anne Kennerley, 69, (pictured) opted to match the set in a black and red ensemble

Heartbreak High star Luke Jacobz, 42, (pictured) went for a brighter look with a light grey-blue sports coat over a crisp white button-down shirt

Heartbreak High star Luke Jacobz, 42, (pictured) went for a brighter look with a light grey-blue sports coat over a crisp white button-down shirt

MasterChef star Khanh Ong attended the event on the arm of a friend.

The celebrity chef, 30, dressed neck-to-toe in black with a timeless turtleneck sweater and loose fitting pants.

His friend was garbed in a similar look but covered up with a brown button-down opened to the navel to reveal a black tank top beneath instead. 

MasterChef star Khanh Ong, 30, (right) attended the event on the arm of a friend

MasterChef star Khanh Ong, 30, (right) attended the event on the arm of a friend

Madeleine West put on a busty display in a bright orange and black dress which flowed to her ankles.

The former Neighbours star, 44, rocked a sky-high split in the gown which kept conservative with a pair of over-the-knee black boots.

Elsewhere, Luke Hemsworth’s wife Samantha made an appearance with their two eldest daughters Holly and Ella. 

Madeleine West, 44, (pictured) put on a busty display in a bright orange and black dress which flowed to her ankles

Madeleine West, 44, (pictured) put on a busty display in a bright orange and black dress which flowed to her ankles

Elsewhere, Luke Hemsworth's wife Samantha made an appearance with their two eldest daughters Holly and Ella. All pictured

Elsewhere, Luke Hemsworth’s wife Samantha made an appearance with their two eldest daughters Holly and Ella. All pictured

Jimmy Barnes’ daughter Elly-May, 34, donned a chic rocker aesthetic as she slipped into a leather jacket over a red lace gown. 

Couple Fely Irvine and Tai Hara could barely keep their hands off each other as they posed up a storm on the red carpet.

The Hi-5 star, 34, poured her figure into a black satin dress as her Home and Away star, 33, husband worked his best angles in a black pinstripe suit. 

Jimmy Barnes' daughter Elly-May, 34, donned a chic rocker aesthetic as she slipped into a leather jacket over a red lace gown

Jimmy Barnes’ daughter Elly-May, 34, donned a chic rocker aesthetic as she slipped into a leather jacket over a red lace gown

Couple Fely Irvine, 34, (left) and Tai Hara, 33, (right) could barely keep their hands off each other as they posed up a storm on the red carpet

Couple Fely Irvine, 34, (left) and Tai Hara, 33, (right) could barely keep their hands off each other as they posed up a storm on the red carpet

Finally, child star Nikki Webster graced the red carpet after recently landing in the iTunes charts with her hit single Strawberry Kisses for the first time in 20 years.

The pop star, 36, stepped out in an elegant orange gown which swept across the floor and featured a twist design at the waist.

A plunging neckline stopped short at the centre of her chest to highlight the delicate gold necklace she wore.

Nikki Webster, 36, (pictured) graced the red carpet after recently landing in the iTunes charts with her hit single Strawberry Kisses for the first time in 20 years

Nikki Webster, 36, (pictured) graced the red carpet after recently landing in the iTunes charts with her hit single Strawberry Kisses for the first time in 20 years

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