On the December 20 airing of MBC's 'Radio Star', Lee Moon Sae was asked about the hoobae artist that motivates him. The veteran singer immediately named BTS and said, "I'm curious about how they're receiving so much love worldwide. They got their name known across the world with songs in our language. I'm trying to find out what I can learn from them."

This year marks Lee Moon Sae's 35th debut anniversary. The MCs praised the veteran singer for his ability to keep up with the latest trends and being well informed of his hoobae artists. 

Most recently, Lee Moon Sae collaborated with Zion.T for the track "Snow", which achieved an all-kill.