When it was Chuu’s turn to take on a challenge, Jessi was very supportive. She cheered by saying, “Let’s go Chuu!” However, the rapper's words didn’t have the meaning she thought.
Taeyeon immediately burst into laughter and the rest of the case laughed as well. Jessi’s words may have sounded innocent in English, but the phrase sounded very similar to gochu, which means chili pepper in Korean.