So a little information about Donghyun's stage today : Kim Seungmin was the one who was supposed to be singing/rapping the second verse. Donghyun wanted to not perform anymore and just produce the song for the competition. But on the day of the performance, he got a message that Kim Seungmin got Covid, and he couldn't make it to the performance. Jay B suggested for Donghyun to fill in, and with no other choice, he did. Unfortunately, he didn't have enough time to memorize the lyrics fully, hence why he messed up on stage :') Donghyun, you must've felt alot of pressure. It's not easy to fill in for something you haven't memorized so abruptly, but even then you did really well, the song was really good and alot of people enjoyed it. You worked hard Donghyun