Tefficient Terry is the second variety web series starring Taehyun. The first episode premiered on August 27, 2025
| Created By | ||
|---|---|---|
| Status | Returning Series | |
| Original Name | T라능숙해 | |
| First Air Date | August 27, 2025 | |
| Last Air Date | October 1, 2025 | |
| Seasons | 1 | |
| Episodes | 6 | |
| Episode Runtime | 0min | |
| Language | Korean | |
| Original Language | Korean | |
| Production Countries | — | |
| Production Companies | HYBEBighit Music | |
| Networks | YouTube | |