Singer Jang Jane sang her own arrangement of the duet song of Hyun A and Jang Hyun Seung, 'Troublemaker.'

During KBS 'Happy Together 3' aired on March 15, at the request of the MCs, Jang Jane sang 'Troublemaker' while playing guitar.

Jang Jane completely changed the style of 'Troublemaker' with her own color and style. MC Yoo Jae Seok complimented her, saying "It's a completely different style but it's so uplifting."