Aishwarya Rai Bachchan stopped all the traffic when she walked down the Cannes red carpet in a gorgeous butterfly inspired Michael Cinco's creation. Definitely dressed to kill, Aishwarya was a vision as attend the film festival as an ambassador to the cosmetic brand L'Oreal Paris.

And setting the fashion bar higher, the actress quickly changed into a simple all-black ensemble nailing the 'sexy boss lady' look.

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As an ambassador for the brand, Aishwarya recently appeared in the talk show, alongside Hollywood actress Helen Mirren, Worth It inspired after L'Oreal Paris' tagline.  The thirty-minute show sees the two actress talk about the importance of women in cinema.

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A source close to the setup revealed, ”While Deepika’s live rendezvous is scheduled for May 10, Aishwarya and Helen Mirren will come together on May 12. Aishwarya Rai Bachchan is one of the most established faces internationally and it is only fitting that she share the stage with an artist as strong and reputed as Mirren. Others in the line-up include Jane Fonda, Julianne Moore, French film actress-singer Isabelle Adjani, French-Algerian film and TV actress Leila Bekhti and Aja Naomi King, among others.”