During a live performance, talented singer Park Jae Jung, unfortunately, suffered from a bit of a technical error which revealed him to be lip singing! On September 22nd, fans had attended the live performance at The 11th Hanau Lang Apple Festival when Park Jae Jung had the sudden on-stage mishap. While gearing up his performance, not even 10 seconds in, he noticed the audio was overpowering his voice as he gestured to the staff about his earpiece. Fans suddenly began to laugh after the singer was caught! Fans posted comments such as, “Unintentionally caught,” and ” Lip Sync Certification ㅋㅋㅋ ㅋㅋㅋ ㅋㅋㅋ ㅋㅋㅋ” It seems that the accompanying backtrack was not MR but AR. Check out the hilarious moment here! In the end, fans were quite lucky to receive a live acoustic performance from the singer!