The drama special is celebrating it's 10th episode of the series this year, as it airs every year on April 20 for Korea's Disabled Persons Day. 'Twinkle Twinkle Hearing' is a drama to raise awareness for disabilities, sponsored by Samsung, the Department of Education, and the office of the Disabled Persons-First Movement.
In 'Twinkle Twinkle Hearing', Solbin will play an idol group member/high schooler Lee Soo Ah. She becomes seatmates with a boy with a hearing disability, Joo Hyun Sung, played by Hongbin. The LABOUM members will also appear as cameos, a.k.a Solbin's fellow girl group members.
You can catch the drama special this April 20 at 11:50 PM KST on KBS2.