The “Bang Bang!” star will make her presence on the red carpet on May 13 and 14. Her fellow l’Oréal Paris brand ambassador Sonam Kapoor will grace the red carpet of the prestigious festival on May 16 and 18, read a statement. Aishwarya Rai Bachchan, who has been a l'Oréal Paris ambassador for more than a decade, will complete 14 years at Cannes with l'Oréal Paris and will walk on the red carpet on May 17 and 20.