Amitabh Bachchan wears black tuxedo at Cannes (Watch pics)

Bollywood superstar Big B with Hollywood actor Leonardo DiCaprio declared the 66th Cannes officially open on Wednesday. Big B wore a black tuxedo suit with thick-rimmed black glasses at Cannes. Over the next 12 days, dozens of the world's most artistically ambitious films will premiere on Cannes' global stage. But Wednesday was a day for blockbusters — both the big-budget "Gatsby" and Hollywood's most accomplished director of spectacle: Steven Spielberg. Watch pics----: Amitabh Bachchan arrives for the opening ceremony and the screening of The Great Gatsby at the 66th international film festival, in Cannes. Actress Freida Pinto arrives for the opening ceremony and the screening of The Great Gatsby at the 66th international film festival, in Cannes. Actress Freida Pinto arrives for the opening ceremony and the screening of The Great Gatsby at the 66th international film festival, in Cannes. Jury member and actor Leonardo DiCaprio, left, speaks as fellow actor Amitabh Bachchan listens during the opening ceremony ahead of the screening of The Great Gatsby at the 66th international film festival, in Cannes. From left, actors Amitabh Bachchan, Carey Mulligan, Tobey Maguire and Leonardo DiCaprio pose for photographers during a photo call for the film The Great Gatsby at the 66th international film festival, in Cannes. Members of the jury from left, Christoph Waltz, Vidya Balan, Daniel Auteuil, Nicole Kidman, president Steven Spielberg, and Ang Lee pose during a photo call for the jury at the 66th international film festival, in Cannes, southern France, Wednesday, May 15, 2013. From left, jury members Lynne Ramsay, Ang Lee, Steven Spielberg, Nicole Kidman, Daniel Auteuil, Vidya Balan, Christoph Waltz, Naomi Kawase and Cristian Mungiu pose for photographers during a photo call for the jury at the 66th international film festival, in Cannes. Jury member Nicole Kidman poses for photographers during a photo call for the jury at the 66th international film festival, in Cannes, southern France, Wednesday, May 15, 2013. Actress Nicole Kidman arrives for the opening ceremony and the screening of The Great Gatsby at the 66th international film festival, in Cannes, southern France, Wednesday, May 15, 2013.