It’s time to celebrate for Aishwarya Rai Bachchan. As the 42-year-old actor is gearing up to represent India at the Cannes Film Festival for the 15th year this time, we bring you the best and the worst of her red carpet appearances at the film fest over the years. This is what she wore in 2015.The Jazba actor kept it subtle and pastel for her 2014 appearance but still managed to turn heads.Such has been her presence at Cannes over the years that the festival has become synonymous with her for Indians at large. She looked fabulously hot in 2011 with smoky, sultry eyes and a fitting classic Armani Prive dress.The actor stuck to nude shades in 2009, sporting Roberto Cavalli and Elie Saab gowns.The newly-wed Mrs. Aishwarya Rai Bachchan made a dazzling appearance in a Giorgio Armani gown with her husband, actor Abhishek Bachchan, in 2007.The beauty queen chose to wear a Neeta Lulla creation for a third consecutive year in 2004. Here, she is posing with Chinese actor Gong Li (L) and French model Laetitia Casta (R).