Song Joong Ki is making a surprise appearance in 'Queen of Tears.'

tvN teased the actor's cameo with new stills. Previously, 'Queen of Tears' impressed with other names in a star-studded special guest lineup, including Oh Jung Se, Ko Kyu Pil, Im Chul Soo, French actor Sebastian Roché, and German actor Dieter Hallervorden.

The cameo is not only a reunion with director Kim Hee Won, who directed the drama 'Vincenzo,' but also his reunion with Kim Soo Hyun and Kim Ji Won.

The 'Queen of Tears' production team also expressed gratitude to Song Joong Ki, who willingly made time to film with them despite his busy schedule. "We're grateful to actor Song Joong Ki for coming to the set and impressing everyone with his aura even with just a brief appearance. He is expected to leave a strong impression with a role that surpasses everyone's expectations," a representative from the program stated.

Meanwhile, Song Joong Ki's cameo can be seen in episode 8 of 'Queen of Tears,' which airs on March 31 at 9:20 PM.