Dancers of the English National Ballet perform “Strictly Gershwin” at the Coliseum on January 10, 2012 in London, England. (Photo by Ian Gavan/Getty Images)

Singer Rihanna performs at the Staples Center on June 28, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)

Shakira performs in concert at the Lluis Campanys Olympic Stadium on May 29, 2011 in Barcelona, Spain. (Photo by Robert Marquardt/Getty Images)

A s*x worker (C) stages a performance to denounce what they say is abuse and social stigma against them in Madrid, Spain, October 14, 2015. Placard reads "Prostitutes are the ones that make the streets dirty". (Photo by Andrea Comas/Reuters)

In this composite image (L-R top row) Dok Haze, Douglas Child as Camp Dracula, Mongolian Laughing Boy, Tony Walls, Asia Sawika as Anastasia, (L-R bottom row) zombie bass guitar player Ozzy Jackson, sword swallower Hannibal Hellmurto, pickled person, Zoe Olivia Ellis and The Sinister Sisters, Steph Bates (L) and Steph Randall (R) pose for a photograph prior to a rehearsal of the Circus of Horrors' latest show The Night of the Zombie at the Wookey Hole Caves Theatre near Wells on October 23, 2014 in Somerset, England. (Photo by Matt Cardy/Getty Images)

Kylie Minogue performs at the Cardiff International Arena on March 25, 2011 in Cardiff, Wales. (Photo by Matt Cardy/Getty Images)

Yves “Jetman”, Rossy made his first public performance in the United States on Tuesday during the afternoon air show at EAA AirVenture. As thousands of spectators leaned back and clicked cameras, Rossy jumped out of a helicopter with his 6-foot carbon fiber wing armed with four 45-pound-thrust JetCat engines strapped to his back. Photo: Jetman during a trial flight from Fond du Lac airport on Monday July 29, 2013. (Photo by Mike Shore/Courtesy of Breitling)

Planes for Team Oracle perform over downtown San Francisco during a practice session for San Francisco Fleet Week October 5, 2007 in San Francisco, California. (Photo by Jed Jacobsohn/Getty Images)