Park Ji Min's performance of ‘Over the Rainbow’ on ‘K-Pop Star’ has become a sensation.

The top 7 contestants battled fiercely this week, singing soundtracks from movies or dramas.

The last on stage, Park Ji Min picked ‘Over the Rainbow’ from the movie 'Wizard of Oz' sharing that "I fell in love with this song after seeing my friend perform it on stage."

Donning a white dress which evoked a fairy tale princess, Park Ji Min put up an impeccable stage. Park Jin Young's loving glances at Park Ji Min throughout the performance got the audience howling with laughter at one point.

Park Jin Young commented "Your song was perfect and sincere." He awarded 99 points.

BoA commented "I couldn't concentrate in the beginning due to Jin Young but later on, you almost made me burst into tears." She awarded 100 points

Yang Hyun Suk commented "I'd been amazed after seeing you perform Adele but today was even better. It was flawless." He awarded 100 points.