On the 13th, the seven celebrities went to the Seoul Gangnam Senior Welfare Center to give all of the elderly there lunch. The singers not only paid for the lunch, but stayed through the entire lunch period to make sure everyone was cared for, and that everyone was�comfortable.�

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Crayon Pop's Way�said, "I feel so happy because they're welcoming us so warmly and they're enjoying their food. I wanted to volunteer for a while, and I'm honored that I got to come here." All of them wore genuine smiles throughout their volunteer time, posing happily for anyone who wanted a photo.

Check out the video above!