Alicia Silverstone dazzles in lace halterneck gown

She is one of the icons of the 90s for her role as Cher Horowitz, rocking a slew of looks that became synonymous with the decade.

And while Alicia Silverstone has taken a break from the spotlight in recent years, the actress still knew how to style it out in a vamp-tastic ensemble.

The 41-year-old actress joined fellow screen stars Kate Mara, 34, and Selma Blair, 45, in attending the Christian Siriano book launch in LA's Chateau Marmont on Thursday in three very different ensembles.

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Starlet: Actress Alicia Silverstone, 41, vamped it up in a black lace ensemble on Thursday as she attended the Christian Siriano book launch in Los Angeles Chateau Marmont

Starlet: Actress Alicia Silverstone, 41, vamped it up in a black lace ensemble on Thursday as she attended the Christian Siriano book launch in Los Angeles Chateau Marmont

Alicia looked sensational in the stylish ensemble, rocking a black and white off-the-shoulder top with floral lace detailing, along with a matching black peplum skirt.

Styling her blonde tresses into a side-swept look, the screen star oozed confidence as she posed on at the event.

Meanwhile Kate embraced power dressed in a sleeveless black waistcoat and matching trousers combo, with Selma rocking a statement metallic gold and black dress.

Screen stars: Alicia was seen posing at the event with fellow actresses Kate Mara and Selma Blair, who both rocked equally stylish ensembles

Screen stars: Alicia was seen posing at the event with fellow actresses Kate Mara and Selma Blair, who both rocked equally stylish ensembles

Man of the hour: Alicia was seen posing at the event with the man behind the book Christian Siriano

Man of the hour: Alicia was seen posing at the event with the man behind the book Christian Siriano

Stand-out: Selma rocked a statement dress, with black and gold detailing and a full skirt, with her brunette tresses in a sleek straight look

Glamour girl: Alicia won an army of fans as the star of 90s classic Clueless, and it seems her fashion sense has never left her

Glamour girl: Alicia won an army of fans as the star of 90s classic Clueless, and it seems her sense has never left her

Dynamic duo: Kate rocked a matching black sleeveless waistcoat and trousers combo for the event

Dynamic duo: Kate rocked a matching black sleeveless waistcoat and trousers combo for the event

Stylish squad: Christian certainly had a slew of stars come out to attend the launch of his new book

Stylish squad: Christian certainly had a slew of stars come out to attend the launch of his new book

Acting royalty: Selma and Kate were also seen posing with Oscar winning actress Kathy Bates, who looked chic in a printer oversized jacket

Acting royalty: Selma and Kate were also seen posing with Oscar winning actress Kathy Bates, who looked chic in a printer oversized jacket

Modern Family star Sarah Hyland also made a rare solo appearance as she attended the launch of his Siriano's To Dream About book.

The screen star, 27, put in a stylish display donning oversized glasses and a revealing co-ord as she posed up a storm for cameras. 

Covering her trademark green eyes with a pair of clear glasses, she tied her brunette hair

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