South Koreans take Christmas very seriously, apparently:

CHUNG SUN JUN/Getty Images

South Koreans dressed in Santa Claus take a written exam in a Santa Claus School class for the Christmas holiday season at the Everland amusement park in the Seoul suburb of Yongin, South Korea. Christmas has become increasingly popular over the years in South Korea.

Here's more:

CHUNG SUN JUN/Getty Images

CHUNG SUN JUN/Getty Images

Not to sound like Scrooge, but these photos are kind of terrifying.