Leonardo DiCaprio's girlfriend parties at Once Upon A Time In ...

She made her red carpet debut with boyfriend Leonardo DiCaprio for his latest film Once Upon A Time In Hollywood at the 72nd annual Cannes Film Festival on Tuesday. 

And Camila Marrona led the glamour in a red feathered minidress as she headed to the movie's afterparty held at the JW Marriott. 

Joined by the star-studded cast, the American actress, 21, looked ethereal as she arrived at the event in a stunning pale yellow strapless gown before making a quick change into her party outfit.   

Partytime! Leonardo DiCaprio's younger girlfriend Camila Marrona led the glamour s she headed to Once Upon A Time In Hollywood's after-party held at the JW Marriott on Tuesday

Leggy: The model, 21, slipped into a red feathered minidress, which highlighted her incredible figure

Partytime! Leonardo DiCaprio's younger girlfriend Camila Marrona led the glamour in a red feathered minidress as she headed to Once Upon A Time In Hollywood's after-party held at the JW Marriott on Tuesday

Camila flaunted her tremendous pins in the thigh-skimming minidress, which was adorned with feathers on the hemline and cuffs. 

The model added a boost to her height with matching satin heels and slicked back her raven tresses into a sleek bun, while accentuating her model looks with a bronze pallet of make-up in nude tones.

Camila appeared in high spirits as she posed solo at the party, no doubt jovial about make her red carpet debut with her Hollywood beau Leonardo, 44.  

Feathers: Camila flaunted her tremendous pins in the thigh-skimming minidress, which was adorned with feathers on the hemline and cuffs

Feathers: Camila flaunted her tremendous pins in the thigh-skimming minidress, which was adorned with feathers on the hemline and cuffs

Gorgeous: Joined by the star-studded cast, the American actress looked ethereal as she arrived at the event in a stunning pale yellow strapless gown before making a quick change into her party outfit

Gorgeous: Joined by the star-studded cast, the American actress looked ethereal as she arrived at the event in a stunning pale yellow strapless gown before making a quick change into her party outfit

 Gorgeous: Joined by the star-studded cast, the American actress looked ethereal as she arrived at the event in a stunning pale yellow strapless gown before making a quick change into her party outfit

Delighted: Camila appeared in high spirits as she posed solo at the party, no doubt jovial about make her red carpet debut with her Hollywood beau Leonardo, 44

Delighted: Camila appeared in high spirits as she posed solo at the party, no doubt jovial about make her red carpet debut with her Hollywood beau Leonardo, 44

Lovebirds: DiCaprio and Morrone have been dating since December 2017, but there was talk last year that the Django Unchained star was finally getting ready to settle down

Lovebirds: DiCaprio and Morrone have been dating since December 2017, but there was talk last year that the Django Unchained star was finally getting ready to settle down

DiCaprio and Morrone have been dating since December 2017, but there was talk last year that the Django Unchained star was finally getting ready to settle down.

A source told US Weekly last November that the couple was, 'very serious' and, 'everyone is saying that marriage could be soon for them.'

'They’ve talked about getting engaged,' with the source adding that DiCaprio is now even, 'ready to have kids.'

Comradery: Director Quentin Tarantino shared a laugh with Brad Pitt, who stars in the film, at the bash

Comradery: Director Quentin Tarantino shared a laugh with Brad Pitt, who stars in the film, at the bash 

Valentijn (L) and Doutzen Kroes also attended the Once Upon A Time In Hollywood afterparty

Valentijn (L) and Doutzen Kroes also attended the Once Upon A Time In Hollywood afterparty

Strike a pose: The Vampire Diaries star, 30, posed up a storm for the cameras

Strike a pose: The model, 24, posed up a storm for the cameras

Strike a pose: The Vampire Diaries star, 30, (L) and the model, 24, (R) posed up a storm for the cameras 

Fantastic Dakota Fanning exuded elegance in her pale gold silk gown with extravagant bow as she celebrated the launch of the film, in which she stars in

Fantastic Dakota Fanning exuded elegance in her pale gold silk gown with extravagant bow as she celebrated the launch of the film, in which she stars in 

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