Aishwarya, who has been a festival regular for the past 15 years, picked a black strapless, pleated and layered dress by Lebanese design house Ashi Studio from their Fall 2017 collection.
The 43-year-old diva was out for a round of interviews. She teamed up the dress with a pair of black platform heels and completed her look with tangerine lips and blue eyeliner.
On Friday, Aishwarya stunned everyone when she channelled her inner princess in a couture gown by Michael Cinco.
While posing on the red carpet, the Indian beauty gave the best hair flip and even greeted the shutterbugs with the traditional 'Namaste' pose.
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Aishwarya made her debut at the film carnival in 2002 to present her film "Devdas". She became a regular at the gala as the face of the cosmetic brand L'Oreal Paris.
The actress will attend the screening of the Sanjay Leela Bhansali-directed movie yet again at an outdoor cinema event during the festival.
For her first appearance at the film festival, Aishwarya picked a sheer green tiered ensemble by Yanina Couture and was even spotted posing with model Eva Longoria in an off-white floral gown.