Today the SMTOWN Live World Tour III in Seoul Concert started around 5:30 pm KST and Ryeowook already shared a picture on his Twitter account.

The photo shows D.O. and Ryeowook with big smiles on their faces.

In the concert they are going to sing Missing You as a duet. Some EXO and Super Junior fans commented that they look like cute brothers, while others are exited to see their duet.

Source: @ryeong9