Times Square hosts star-studded New Year's Eve celebration (28 images)

Mariah Carey performs in Times Square on New Year's Eve in New York City on December 31, 2016. An estimated one million people are in Times Square and over a billion will be watching throughout the world. Photo by John Angelillo/UPI

An NYPD Police officer walks through confetti on the street well after midnight on New Year's Eve in New York City on January 1, 2017. An estimated one million people are in Times Square and over a billion will be watching throughout the world. Photo by John Angelillo/UPI

Mariah Carey performs in Times Square on New Year's Eve in New York City on December 31, 2016. Carey appeared to have technical difficulties during her live performance Saturday night in Times Square and even stopped singing at one point. An estimated one million people are in Times Square and over a billion will be watching throughout the world. Photo by John Angelillo/UPI

A girl wearing a 2017 hat stands in Times Square on New Year's Eve in New York City on December 31, 2016. An estimated one million people are in Times Square and over a billion will be watching throughout the world. Photo by John Angelillo/UPI