 Complete the following phrase:  In September 2015, the artists from the agency performed at the Cube Festival concert. The concert was hosted by Shanghai TV, Channel M, and BesTV. At a preceding press conference, a Cube representative said, A while ago there was a heartbreaking accident in China. BEAST, 4minute, G.Na, BTOB, and CLC donated a portion of their earnings from their recent concert in Shanghai to the victims of the 