Since December 12, fans from all over the world have been purchasing advertisements in the subway and on buses as a means of expressing their happy birthday wishes to EXO's Kai, who is currently celebrating his birthday in Korea as it is January 14. �

These fans put up Kai's pictures along with, "Miracle in January, happy birthday to EXO's Kai!" and other similar messages that even included the same words in three different languages.

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One entertainment rep said, "You could call this an extreme illustration of EXO and Kai's popularity. �The fans methods of showing their support to their favorite stars are becoming more varied . . . However, we hope no young fans feel a financial burden to prepare a present for their fans or to publicize advertisements."

Happy 20th birthday to Kai!