2. You Are the Best, IU!

After a shaky start, Jung-seok invites music sensation and old friend IU to his studio for her honest opinion — can he really pull this off?

3. The Dynamic Trio

Jung-seok hesitates when IU advises him to rap. Unsure if he can do it, his team seeks Dynamicduo's guidance. Later, his secret YouTube channel soars.

4. The Legendary Band

"The 99s" gather at Jung-seok's studio for a listening party. Disheartened by their feedback, he walks out in frustration. Can it really be that bad?

5. Along with the Gods of Music

With 50 days left, Jung-seok calls for help. The music gods answer: Park Hyo-shin, Kim Ea-na, and his wife, Gummy, step in to refine his work.

6. Rookie Director Jung Kyung-ho

Jung-seok can't believe his luck as his star-studded network rallies behind his music video, with Kong Hyo-jin as the lead and Jung Kyung-ho directing.

7. Operation: Showcase

His stage debut is near, but Jung-seok faces a nervous setback — he can't rap. Now, it's up to Dynamicduo to coach him into hip-hop shape.

8. The Debut

With the guitar slung over his shoulder, Cho Jung-seok is ready for his first on-stage performance as a singer. Will he win over the crowd?