Visitors watch the Macy's holiday windows in Manhattan, New York City, the United States, Dec. 9, 2015. Macy's holiday windows, revealed before the Christmas season, celebrate the 50th anniversary of "A Charlie Brown Christmas" in 3D scenes recreating six key moments from Charles Schultz's indelible cartoon classic. (Xinhua/Wang Lei)

A girl pose for pictures before Macy's holiday windows in Manhattan, New York City, the United States, Dec. 9, 2015. Macy's holiday windows, revealed before the Christmas season, celebrate the 50th anniversary of "A Charlie Brown Christmas" in 3D scenes recreating six key moments from Charles Schultz's indelible cartoon classic. (Xinhua/Wang Lei)

Visitors watch the Macy's holiday windows in Manhattan, New York City, the United States, Dec. 9, 2015. Macy's holiday windows, revealed before the Christmas season, celebrate the 50th anniversary of "A Charlie Brown Christmas" in 3D scenes recreating six key moments from Charles Schultz's indelible cartoon classic. (Xinhua/Wang Lei)

A visitor takes pictures of Macy's holiday windows in Manhattan, New York City, the United States, Dec. 9, 2015. Macy's holiday windows, revealed before the Christmas season, celebrate the 50th anniversary of "A Charlie Brown Christmas" in 3D scenes recreating six key moments from Charles Schultz's indelible cartoon classic. (Xinhua/Wang Lei)

Visitors watch the Macy's holiday windows in Manhattan, New York City, the United States, Dec. 9, 2015. Macy's holiday windows, revealed before the Christmas season, celebrate the 50th anniversary of "A Charlie Brown Christmas" in 3D scenes recreating six key moments from Charles Schultz's indelible cartoon classic. (Xinhua/Wang Lei)

A visitor takes pictures of Macy's holiday windows in Manhattan, New York City, the United States, Dec. 9, 2015. Macy's holiday windows, revealed before the Christmas season, celebrate the 50th anniversary of "A Charlie Brown Christmas" in 3D scenes recreating six key moments from Charles Schultz's indelible cartoon classic. (Xinhua/Wang Lei)

Visitors watch the Macy's holiday windows in Manhattan, New York City, the United States, Dec. 9, 2015. Macy's holiday windows, revealed before the Christmas season, celebrate the 50th anniversary of "A Charlie Brown Christmas" in 3D scenes recreating six key moments from Charles Schultz's indelible cartoon classic. (Xinhua/Wang Lei)

Visitors watch the Macy's holiday windows in Manhattan, New York City, the United States, Dec. 9, 2015. Macy's holiday windows, revealed before the Christmas season, celebrate the 50th anniversary of "A Charlie Brown Christmas" in 3D scenes recreating six key moments from Charles Schultz's indelible cartoon classic. (Xinhua/Wang Lei)

A girl pose for pictures before Macy's holiday windows in Manhattan, New York City, the United States, Dec. 9, 2015. Macy's holiday windows, revealed before the Christmas season, celebrate the 50th anniversary of "A Charlie Brown Christmas" in 3D scenes recreating six key moments from Charles Schultz's indelible cartoon classic. (Xinhua/Wang Lei)