Here is a concise summary of the transcript:
**Title:** Hyunah's Thursday Night with Guest Seungkwan (Seventeen)
**Summary:**
* Hyunah welcomes Seungkwan, a member of K-pop group Seventeen, to her music talk show.
* The two bond over music, with Seungkwan showcasing his vocal talents and Hyunah accompanying him on piano.
* They perform duets of Urban Zapaka's "When Winter Comes" and "You're the Reason", as well as Park Hyoshin's "Goodbye".
* Conversations cover Seungkwan's:
+ Childhood (winning a children's song contest)
+ Trainee days (3 years, debuting at 18)
+ Gratitude for supportive people in his life
+ Desire to coach and try musicals in the future
* Together, they spontaneously write and record an original song, "S.S.F.H" (Song Sang From Heart), with Seungkwan contributing lyrics and Hyunah composing the melody.
* The episode concludes with the two reflecting on the enjoyable collaboration and Seungkwan expressing his gratitude.
Here are the extracted key facts without opinions, numbered and in short sentences:
1. **Guest Introduction**: Seungkwan of Seventeen was the 7th guest on Hyunah's Thursday Night.
2. **Recent Activity**: Seungkwan had just ended activities with BSS (a sub-unit of Seventeen).
3. **Hyunah's Preparation**: Hyunah cut her nails and prepared other things in anticipation of Seungkwan's visit.
4. **University Connection**: Hyunah is a university senior of Beomju, who introduced Seungkwan to the show.
5. **Scheduling**: It was difficult to arrange Seungkwan's schedule for the show.
6. **First Meeting Memory**: Hyunah remembered meeting Seungkwan in May 2017 when she was performing "Don't Want to Cry".
7. **Sunil's Appearance**: Sunil of Urban Zapaka made a brief appearance, showcasing his trademark self-massage technique.
8. **Contract Signing**: Seungkwan signed a contract (MOU) to do a duet with Hyunah.
9. **Favorite Songs**:
* Seungkwan's favorite Seventeen song is "Just Do It" by BSS.
* Hyunah likes Seventeen's song "Clap" and has been a fan since its release.
10. **Vocal Training and Inspiration**:
* Seungkwan listens to Park Hyoshin's songs daily, particularly liking "Wild Flower" and "Goodbye".
* Hyunah played "Goodbye" on the piano for Seungkwan to sing.
11. **Background and Training**:
* Seungkwan is from Jeju and moved to the mainland at the age of 15.
* He was a trainee for 3 years before debuting at 18.
12. **Family**:
* Seungkwan is close to his mom.
* After becoming successful, he paid off his parents' debts and improved their living situation.
13. **Song Creation**:
* Seungkwan and Hyunah co-created a song, "S.S.F.H" (Song Sang From Heart).
* The song's lyrics were written by Seungkwan, with the melody composed by Hyunah.
14. **Ownership and Credits**: "S.S.F.H" is a half-half copyright song between Seungkwan and Hyunah.