Talented vocalist Younha made a shocking transformation into a sexy rocker.

In the latest episode of MBC Music's "Picnic Live Sound Landscape," heavy metal/rock band Sinawe collaborated with Younha onstage to showcase a powerful performance.

Younha, who has openly admitted her love for Sinawe in the past, said before their performance, "To me, Sinawe is my life's textbook!" and expressed her extraordinary admiration for the group.

Younha even went so far as to postpone her other schedules for this performance, and hurried to the concert venue in Paju. She entered the scene wearing smokey makeup and a black see through top, shocking the fans with her transformation into a rocker.

Sinawe's leader Shin Dae Chul said, "We specially chose the song 'Beauty' because of Younha. This song is for her," and likewise responded to her affection with a heartwarming comment.

Younha and Sinawe's powerful stage will be revealed on September 30 via MBC Music.