(Photo by Carlo Allegri/Reuters)

A Jammu and Kashmiri state traffic policeman takes a “selfie” during the season's opening of Siraj Bagh, claimed to be the largest tulip garden in Asia, on Zabarwan Hills in Srinagar, India, Monday, April 6, 2015. The opening of Kashmir's flower garden, unfolding over 1.2 million tulip bulbs of nearly 60 varieties, marks the beginning of a new tourism season in the valley. (Photo by Mukhtar Khan/AP Photo)

People wearing fake moustaches take a selfie as they wait for the Japan premiere of “Mortdecai” in Tokyo, in this January 27, 2015 file photo.

(Photo by Yuya Shino/Reuters)

A Hindu holy man photographs himself on a mobile phone at Sangam, the confluence of rivers the Ganges and Yamuna at the annual traditional

fair “Magh Mela” in Allahabad, India, Tuesday, February 4, 2014. (Photo by Rajesh Kumar Singh/AP Photo)

Men take a selfie with a horse in the downtown of the Andalusian capital of Seville, in this November 21, 2014 file photo. (Photo by Jon

Nazca/Reuters)

A woman takes a “selfie” at a sunflower field in Lopburi province, north of Bangkok, in this November 2, 2014 file photo. (Photo by Chaiwat

Subprasom/Reuters)

People take a photo in front of blooming cherry blossoms in Tokyo, Wednesday, April 1, 2015. (Photo by Shizuo Kambayashi/AP Photo)

A woman takes a selfie with a sheep at a sheep cafe in Seoul February 6, 2015. A growing number of visitors including foreign tourists are coming to the cafe to enjoy the upcoming Year of the Sheep, according to the cafe's owner. The Chinese Lunar New Year on February 19 will welcome the Year of the Sheep (also known as the Year of the Goat or Ram). REUTERS/Kim Hong-Ji

Pupils take selfies with German Chancellor Angela Merkel, as she arrives for a visit at Robert-JungkEurope high school as part of the Europe-Project Day, in Berlin in this March 31, 2014 file photo. (Photo by Fabrizio Bensch/Reuters)

A street vendor, selling umbrellas, takes a “selfie” as snow falls in the main pedestrian street of Istiklal in central Istanbul February 17, 2015.

(Photo by Murad Sezer/Reuters)

A woman takes a selfie as the supermoon rises over Tower Bridge in London, in this August 10, 2014 file photo. (Photo by Paul Hackett/Reuters)

A participant takes a selfie during Delhi Queer Pride Parade, an event promoting gay, lesbian, bisexual and transgender rights, in New Delhi November 30, 2014. REUTERS/Adnan Abidi

Military cadets take pictures of themselves during a ceremony celebrating the birthday of Thailand's King Bhumibol Adulyadej outside the Grand Palace in Bangkok, in this December 5, 2014 file photo. (Photo by Damir Sagolj/Reuters)

A girl takes a selfie with a life-sized humanoid robot named “RoboThespian” at the Ball of Robots exhibition in Minsk, Belarus, March 17, 2015.

(Photo by Sergei Gapon/AFP/Getty Images)

Pedestrians, with a vintage tram in the background, take a “selfie” as snow falls at the main shopping street of Istiklal in central Istanbul, in this January 6, 2015 file photo. (Photo by Murad Sezer/Reuters)

A man takes a selfie by a crashing wave on Beirut's Corniche, a seaside promenade, as high winds sweep through Lebanon during a storm, in this February 11, 2015 file photo. (Photo by Mohamed Azakir/Reuters)

A woman takes a selfie next to a model of Thor during the Middle East Film & Comic Con (MEFCC) in Dubai, United Arab Emirates, Saturday, April 11, 2015. (Photo by Kamran Jebreili/AP Photo)

People take part in the Easter Parade and Bonnet Festival along 5th Avenue in New York City April 5, 2015. (Photo by Eric Thayer/Reuters

Skaters in the Exhibition event pose for a “selfie” photo in the ISU World Figure Skating Championship 2015 held at the Oriental Sports Center in Shanghai, China, Sunday, March 29, 2015. (Photo by Ng Han Guan/AP Photo)

A reveller takes a selfie as she waits for the first night of the Carnival parade of samba schools in Rio de Janeiro's Sambadrome February 15,

2015. (Photo by Pilar Olivares/Reuters)

Jennifer Lopez takes a selfie with a fan as

she arrives at the MTV Movie Awards at the

Nokia Theatre on Sunday, April 12, 2015, in

Los Angeles. (Photo by Matt

Sayles/Invision/AP Photo)

Portugal fans take selfies before the start of the 2014 World Cup Group G soccer match against Ghana at theBrasilia national stadium in Brasilia. (Photo by UesleiMarcelino/Reuters)

Tourists take a selfie near the Pyramid of the Louvre Museum on a rainy summer day in Paris, in this July 9, 2014 file photo. (Photo by Charles Platiau/Reuters)

Ukrainian President Petro Poroshenko takes a selfie with an Emirati media representative at the International Defence Exhibition and

Conference, IDEX, in Abu Dhabi, United Arab Emirates, Tuesday, February 24, 2015. (Photo by Kamran Jebreili/AP Photo)

South Korean tourist Heemok Ann takes his own picture in front of the U.S. Capitol dome on Capitol Hill in Washington after the U.S. government

shutdown, in this October 1, 2013 file photo. (Photo by Larry Downing/Reuters)

Muslims take a selfie near a Christmas tree ahead of Christmas in a Christian slum in Islamabad, in this December 24, 2014 file photo. (Photo by ZohraBensemra/Reuters)

A family uses a selfie stick, in front of a tree decorated with paper lanterns at the Temple Fair, which is part of Chinese New Year celebrations at Ditan Park, also known as the Temple of Earth, in Beijing, February 18, 2015. (Photo by Kim Kyung-Hoon/Reuters)

A couple takes a selfie as protesters block an area outside the government headquarters in Hong Kong, in this October 6, 2014 file photo. (Photo

by Carlos Barria/Reuters)

A musician takes a selfie with others members of his band during Pope Francis' Wednesday general audience in Saint Peter's Square at the Vatican April 8,2015. (Photo by Tony Gentile/Reuters)

A woman takes selfie with participants of parade, held as part of the annual Zambo carnival, in the coastal city of Tripoli, northern Lebanon February 22, 2015. (Photo by Jamal Saidi/Reuters)

A minority delegate (C) in traditional costume takes a selfie as she arrives before the third plenary meeting of the National People's Congress, China's parliament, at the Great Hall of the People, in Beijing, March 12, 2015. (Photo by Kim Kyung-Hoon/Reuters)

A woman poses for a selfie in front of the statue of Christ the Redeemer ahead of the 2014 World Cup in Rio de Janeiro, in this June 8, 2014 file photo. (Photo by Tony Gentile/Reuters)

Race car driver Danica Patrick takes a selfie with her car in front of the New York Stock Exchange, before the Go Daddy IPO, Wednesday, April 1, 2015. (Photo by Richard Drew/AP Photo)

Westerners who have joined the Iraqi Christian militia DwekhNawsha to fight against Islamic State militants, take a photograph together at the office of the Assyrian political party in Dohuk, northern Iraq February 13, 2015. (Photo by Ari Jalal/Reuters)

A model takes a photo during rehearsals before the Jeremy Scott Fall/Winter 2015 collection presentation at New York Fashion Week February 18, 2015. (Photo by Andrew Kelly/Reuters)

April 11, 2014 file photo, Coachella festivalgoers take pictures of themselves in front of the “Escape Velocity”, moving sculpture by Poetic Kinetics at the 2014 Coachella Music and Arts Festival in Indio, Calif. (Photo by Chris Pizzello/Invision/AP Photo)

Cast member Samuel L. Jackson takes a selfie in front of fans at the premiere of “Avengers: Age of Ultron” at Dolby theatre in Hollywood, California April 13, 2015. (Photo by Mario Anzuoni/Reuters)

A fan takes a photo of himself at the start-finish line on the track before the NASCAR Sprint Cup auto race at Texas Motor Speedway in Fort Worth, Texas, Saturday, April 11, 2015. (Photo by Tim Sharp/AP Photo)

Local resident Dmitry takes a picture of himself while standing on the top of the Mount Koshka outside the town of Simeiz, Crimea, March 17, 2015. Koshkameans cat in Russian. (Photo by Maxim Shemetov/Reuters)

A woman takes a selfie in front of a multi coloured sheep installation displayed in a shopping mall for the Chinese New Year celebrations in Hong Kong on February 18, 2015. (Photo by Philippe Lopez/AFP Photo)

Filipinos take a selfie photo in front of a flower heart installation on the eve of Valentine's Day in a Park in Manila, Philippines, 13 February 2015. (Photo by Ritchie B. Tongo/EPA)

Women take a “selfie” with musicians and healers of band “Mazaher Zar” after the band performed a traditional exorcism ritual in Cairo in this November 12, 2014 file photo. (Photo by Amr AbdallahDalsh/Reuters)

A group of bystanders wearing surgical masks take a photograph with a “selfie” stick during The Great San Francisco Valentine's Day Pillow

Fight, in San Francisco February 14, 2015. (Photo by Stephen Lam/Reuters)

Alexandra Bonderenko (L) and her sister Lena Bonderenko from Moscow have their picture taken with a participant of the St Patrick's Day parade, central London, March 15, 2015. (Photo by Paul Hackett/Reuters)

Youth covered in coloured powder pose for a selfie as they celebrate the spring festival in Baghdad March 20, 2015. (Photo by Ahmad Mousa/Reuters)

Russian President Vladimir Putin (3rd R, front) poses for a picture with call centre employeesafter a live broadcast nationwide call-in in Moscow April 16, 2015. (Photo by MikhailKlimentyev/Reuters/RIA Novosti/Kremlin)

Singer Katy Perry takes a selfie with a fan at thepremiere screening of “Katy Perry: The PrismaticWorld Tour” in Los Angeles, California March 26, 2015. (Photo by Mario Anzuoni/Reuters)

A Brazilian Indian from a indigenous ethnic group takes a selifie as he sits on deputies' seats at the Chamber of Deputies during a solemn session on NationalIndigenous Day in Brasilia April 16, 2015. (Photo by Ueslei Marcelino/Reuters)

British soccer star David Beckham takes a photo with his children in the front row after the Victoria Beckham Fall 2015 collection show during Fashion Week, Sunday, February 15, 2015, in New York. (Photo by Jason DeCrow/AP Photo)

Crowd members pose for a selfie with a cheerleader of a participant during a parade before the 23rd annual Wing Bowl at the Wells Fargo Center in Philadelphia, Pennsylvania, in this January 30, 2015 file photo. (Photo by Mark Makela/Reuters)

Maria Cavallaro, 14, of North Andover, Mass., snaps a selfiewith Mikaela Shiffrin after the skier won the women's slalom ski race at the U.S. Alpine Championships, Saturday, March28, 2015, at Sugarloaf Mountain Resort in CarrabassettValley, Maine. (Photo by Robert F. Bukaty/AP Photo)

A man takes a picture of himself among participants during the annual "City2Surf" fun run in central Sydney August 11, 2013. REUTERS/Daniel Munoz

Scott Stewart dressed as Abraham Lincoln takes selfies with Susan Squires before a candlelight vigil where living historians recreated the scene from the night of April 14, 1865 on Tenth Street NW to commemorate the 150th anniversary of President Lincoln's assassination outside Ford's Theatre in Washington, DC on Tuesday April 14, 2015. (Photo by Jabin Botsford/The Washington Post)

Palestinian men take a photograph in front of the snow-covered Dome of the Rock on the compound known to Muslims as Noble Sanctuary and to Jews as Temple Mount, in Jerusalem's Old City February 20, 2015. (Photo by AmmarAwad/Reuters)

Charles Martinez sits on a railing to take a selfie overlooking the partially frozen Lake Michigan in Chicago, Illinois, in this January 5, 2015 file photo. (Photo by Jim Young/Reuters)