Unicef wishes London a #HappyBlueYear by adding a hint of blue to the iconic New Year's Eve firework display to support their “New Year's Resolutions for Children” campaign on December 31, 2015 in London, England. (Photo by John Phillips/Getty Images for Unicef)





A man kisses a police officer during the Hogmanay celebrations in Edinburgh, Scotland, December 31, 2015. (Photo by Russell Cheyne/Reuters)





People dance in the streets during the Hogmanay celebrations in Edinburgh, Scotland, December 31, 2015. (Photo by Russell Cheyne/Reuters)





Girls kiss a police officer during the Hogmanay celebrations in Edinburgh, Scotland, December 31, 2015. (Photo by Russell Cheyne/Reuters)





Jessica Taylor watches fireworks during the Hogmanay celebrations in Edinburgh, Scotland, December 31, 2015. (Photo by Russell Cheyne/Reuters)





Fireworks explode around the London Eye wheel, the Big Ben clock tower and the Houses of Parliament to mark the beginning of the New Year in London, Britain, January 1, 2016. (Photo by Toby Melville/Reuters)





Fireworks explode around the London Eye wheel, the Big Ben clock tower and the Houses of Parliament to mark the beginning of the New Year in London, Britain, January 1, 2016. (Photo by Toby Melville/Reuters)





Fireworks light up the London skyline and Big Ben just after midnight on January 01, 2016 in London, England. Thousands of people have bought tickets to stand on the banks of the River Thames near Parliament to celebrate the start of 2016. (Photo by Carl Court/Getty Images)





Fireworks light up the London Eye just after midnight on January 01, 2016 in London, England. (Photo by Carl Court/Getty Images)





Fireworks light up the London skyline and Big Ben just after midnight on January 01, 2016 in London, England. (Photo by Carl Court/Getty Images)





Fireworks light up the London Eye just after midnight on January 01, 2016 in London, England. (Photo by Carl Court/Getty Images)





Fireworks light up the London Eye just after midnight on January 01, 2016 in London, England. (Photo by Carl Court/Getty Images)





Fireworks light up the London Eye just after midnight on January 01, 2016 in London, England. (Photo by Carl Court/Getty Images)





Fireworks light up the London skyline and Big Ben just after midnight on January 01, 2016 in London, England. (Photo by Carl Court/Getty Images)





Fireworks light up the London Eye just after midnight on January 01, 2016 in London, England. (Photo by Carl Court/Getty Images)





Fireworks light up the London Eye just after midnight on January 01, 2016 in London, England. (Photo by Carl Court/Getty Images)





Fireworks light up the London Eye just after midnight on January 01, 2016 in London, England. (Photo by Carl Court/Getty Images)





Fireworks light up the London Eye just after midnight on January 01, 2016 in London, England. (Photo by Carl Court/Getty Images)





Fireworks light up the London skyline and Big Ben just after midnight on January 01, 2016 in London, England. (Photo by Carl Court/Getty Images)





Fireworks light up the London Eye just after midnight on January 01, 2016 in London, England. (Photo by Carl Court/Getty Images)