【 Sorachu x Blackjack 】IU - "Merry Christmas in Advance" [Korean Cover] (Happy Holidays! 2014)Watch on
![Watch 【 Sorachu x Blackjack 】IU - "Merry Christmas in Advance" [Korean Cover] (Happy Holidays! 2014) on YouTube](https://i.ytimg.com/vi/JtMh8JAALG8/maxresdefault.jpg "Watch 【 Sorachu x Blackjack 】IU - \"Merry Christmas in Advance\" [Korean Cover] (Happy Holidays! 2014) on YouTube")
