They used to work together. In the interview program, Li Dan said that he and Lian Liu used to be colleagues. Lian Liu said that he might have met Li Dan, but he didn't remember anything. Li Dan also joked that if he hadn't participated in the talk show, he would be a subordinate of Lian Liu by now. So in fact, Lian Liu is not Li Dan's colleague.

Lian Liu, a jazz singer from China, graduated from Peking University Institute of Archaeology and Culture. Her representative works include Why Don't You Go to Heaven, Farewell to Autumn, Tomorrow's Trouble is Tomorrow, Heaven and so on.