Jo In Sung just made his appearance as a guest on "Happy Together" on May 25 and he talked about his relationship with Song Joong Ki and Lee Kwang Soo. He pointed out how he was disappointed to Song Joong Ki in the past.
On the show, Jo In Sung revealed that Song Joong Ki didn't mention his name in his speech on winning Daesang Award at the "KBS Drama Awards." Jo In Sung felt disappointed and he thought that Song Joong Ki wasn't thankful for him.
He didn't really mean it and he was happy that his friend won the award. It shows how good friends they are and that Jo In Sing really cares for Song Joong Ki. Jo In Sung even treated Song Joong Ki to have a trip to Thailand as the celebration for him finishing the army duty,AllKpopreported.