IU thanked Lee Joon-gi for appearing in 'Hotel Deluna' cameo
IU posted a picture on his 21st day with his article "I am impressed # Hotel Deluna # Jang Man-soo" with the 4th Emperor who memorized all the prayers in Latin for this short scene.
In the photo, IU is posing positively with Lee Joon-gi, who appeared in 'Hotel Deluna'.
Lee Joon-gi and IU, who worked together on SBS 'Lovers of the Moon - Bobo Sensei' in 2016, boasted their friendship and warmth even after the end of the drama. Lee Joon-gi made a special appearance on tvN 'Hotel Deluna' with his friendship with IU. He was a priest of the majesty and revealed his disassembly.
IU Instagram
About IU
Lee Ji-eun, also known by her stage name IU, is a South Korean singer-songwriter, record producer and actress. She signed with LOEN Entertainment in 2007 as a trainee and debuted as a singer at the age of fifteen with her first mini album Lost and Found.
 Wikipedia