Park Seo-joon posted a picture on his Instagram on the 23rd with an article entitled "Thank you JiU, but it will not be easy".
The photo shows the letter "Happy birthday to the big Father, not sick, good day, JiU" which is supposed to be written by his nephew. In addition, the letter also includes a picture of a bear and an article entitled "I'll buy you later".
The netizens who responded to this responded that "I will be reincarnated a hundred times if the big Father is born" and "I will buy it for you".
Meanwhile, Park Seo-joon will appear in the drama 'Itaewon Clath' scheduled to air in January next year.