Ashlee Simpson wears a strapless silver feathered dress as she takes to the stage to sing a duet with husband Evan Ross at Cannes party

She has been enjoying the glitz and glam of Cannes Film Festival with her husband Evan Ross.

And Ashlee Simpson put on another stylish display at the Cinémoi Stars United For Good Haute Couture Gala to raise money for Children Uniting Nations, on Thursday, where she took to the stage to belt out a duet with her spouse.

The 34-year-old singer showcased her trim and toned physique in a statement dress with a strapless silver fringe top and a grey feathered skirt.

Fabulous in fringe: Ashlee Simpson has put on another stylish display at the Cinémoi Stars United For Good Haute Couture Gala to raise money for Children Uniting Nations, on Thursday

Fabulous in fringe: Ashlee Simpson has put on another stylish display at the Cinémoi Stars United For Good Haute Couture Gala to raise money for Children Uniting Nations, on Thursday

Her monochromatic look was accessorised with a mirrored clutch, shimmering earrings and rings, and elevated with silver heels that featured feather detail.

The stunner's radiant complexion was complemented with a glossy peach pout, a hint of blush, with subtle silver eye shadow and false lashes.

Ashlee's luscious blonde locks were sweptback and styled into a chic high top knot for the star-studded event.

Her husband Evan, 30, looked dapper in a sleek black velvet suit.

Duet: She took to the stage to belt out a duet with her hubby, Evan Ross

Duet: She took to the stage to belt out a duet with her hubby, Evan Ross

Radiant: The 34-year-old singer showcased her trim and toned physique in a statement dress with a strapless silver fringe top and a grey feathered skirt

Radiant: The 34-year-old singer showcased her trim and toned physique in a statement dress with a strapless silver fringe top and a grey feathered skirt

Details: Her monochromatic look was accessorised with a mirrored clutch, shimmering earrings and rings, and elevated with silver heels that featured feather detail

Details: Her monochromatic look was accessorised with a mirrored clutch, shimmering earrings and rings, and elevated with silver heels that featured feather detail 

Taking to the stage: The couple sang a duet for the audience

Taking to the stage: The couple sang a duet for the audience

Double act: Each of them were looking full of beans as they performed as a couple

Double act: Each of them were looking full of beans as they performed as a couple

Into the groove: Ashlee watched her spouse as he sang his solo

Into the groove: Ashlee watched her spouse as he sang his solo 

He matched the ensemble with a white shirt, which he unbuttoned to expose a hint of his chest and the chain around his neck.

The actor teamed his outfit with a pair of black faux snake skin boots to complete his look.

The couple took to the stage where they sang a duet for the audience, each of them looking full of beans as they performed as a couple. 

Also at the charity event was Swedish model Victoria Silvstedt with the 44-year-old stepping out for the evening in a white mini dress that drew attention to her leggy display.

Leggy display: Swedish model Victoria Silvstedt also attended the charity event, the 44-year-old stepped out for the evening in a white mini dress that drew attention to her leggy display

Leggy display: Swedish model Victoria Silvstedt also attended the charity event, the 44-year-old stepped out for the evening in a white mini dress that drew attention to her leggy display

Her frock also featured mirror detailing on the sleeves and hem for a hint of sparkle at the star-studded bash.

She accessorised with a fringed purse and elevated the ensemble with a pair of glittering heels. 

The blonde bombshell's tresses were styled in voluminous curls, while for her make-up she opted for subtle pink cheeks, glossy pink lips and lashings of mascara. 

Youthful: The blonde bombshell's tresses were styled in voluminous curls, while her makeup she opted for subtle pink cheeks, glossy pink lips and lashings of mascara

Youthful: The blonde bombshell's tresses were styled in voluminous curls, while her makeup she opted for subtle pink cheeks, glossy pink lips and lashings of mascara

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Ashlee Simpson and husband Evan Ross sing duet at Cannes Film Festival

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