Katy Perry attends the premiere of “The Smurfs” at the Ziegfeld Theater on July 24, 2011 in New York City. (Photo by Jemal Countess/Getty Images)

Billy Zane and Jasmina Hdagha attend the world premiere of Titanic 3D at The Royal Albert Hall on March 27, 2012 in London, England. (Photo by Dave Hogan/Getty Images)

Rowan Atkinson poses with Shaolin Monks at the “Johnny English Reborn” world premiere at The Entertainment Quarter on September 4, 2011 in Sydney, Australia. (Photo by Lisa Maree Williams/Getty Images)

Droid BB-8 arrives at the world premiere of the film “Star Wars: The Force Awakens” in Hollywood, California, December 14, 2015. (Photo by Mario Anzuoni/Reuters)

Actress Emma Watson attends the World Premiere of Harry Potter and The Deathly Hallows – Part 2 at Trafalgar Square on July 7, 2011 in London, England. (Photo by Ian Gavan/Getty Images)

A cosplay enthusiast waits at the premiere of the movie “Warcraft” in Hollywood, California U.S., June 6, 2016. (Photo by Mario Anzuoni/Reuters)

Vitali Klitschko and some Fans attends on the red carpet of the “Klitschko” Premiere on June 14, 2011 at Lichtburg in Essen, Germany. (Photo by Mathis Wienand/Getty Images)