常見問題：
問：2. Q: How many members are there in Secret? 答： A: Secret originally had five members, but now consists of only four members after Song Ji-eun's departure.
問：4. Q: What was Secret's debut song? 答： A: Secret's debut song was "I Want You Back," released in 2009.
問：全孝盛有獲獎紀錄嗎？ 答：全孝盛曾獲得過音樂節目《M! Countdown》的一位獎，以及多個音樂獎項的提名。