An anchor reads news about BTS’ chart-topping hits, market prices in North Korea and tips for surviving the summer heat. A famous South Korean trot singer belts out, “Do you want to get over here.” A statement excoriates Kim Jong Un as a “ruthless” and “incompetent dictator” ruining the lives of listeners’ children.

All of this has been part of the propaganda broadcasts that have blared from South Korean loudspeakers on the inter-Korean border this week, NK News has confirmed, a form of retaliation against Pyongyang’s trash balloon launches that aims to agitate North Korean soldiers and residents and perhaps incite defections.