In the KBS2 show "Park Bo-gum's Cantabile," Park Bo-gum expressed his hurt feelings to Lee Jun-young. On the episode aired on the 25th, actors Jung Eun-ji and Lee Jun-young appeared, singing "Dream." Park Bo-gum recalled memories of meeting Jung Eun-ji's Apink and Lee Jun-young's UKISS during music broadcasts. With 15 years and 12 years since their debut, Jung Eun-ji and Lee Jun-young took the stage as singers after a long time. Lee Jun-young, who appeared on a hip-hop dance battle contest recently, shared his experience of feeling awkward singing in front of many people after focusing on acting. Park Bo-gum complimented Lee Jun-young's shy charm and revealed his participation in the dance battle contest, reaching the top 16 with luck.

Park Bo-gum and Lee Jun-young also appeared together on the show "Potsak deceiver" on Netflix. Park Bo-gum expressed his regret about not having overlapping scenes to act together and joked about reenacting a famous scene, bringing laughter. Addressing Lee Jun-young's comment about meeting twice during script reading, Park Bo-gum humorously disclosed feeling ignored after exchanging numbers and sending a welcoming message that received no reply until they met recently and the number was correct. Lee Jun-young explained his phone's issue with missing messages, and Park Bo-gum teased him about their late meet-up making him tired but said he doesn't hold grudges.

Seeing a flustered Lee Jun-young, Jung Eun-ji explained that he seemed reserved at their first meeting. Park Bo-gum hinted at a bit of a grudge, asking about the reply after exchanging numbers, while Jung Eun-ji shared that the texts were often ignored. Lee Jun-young raised his hand asking for a chance to explain, admitting he doesn't check his phone often and apologizing for the missing messages. Jung Eun-ji showcased explosive high notes with "My Sea with the Child," and Lee Jun-young, surprised by the sequencing, sang "If It Was Me" quietly, matching Park Bo-gum's piano performance.