Damn, look at this 15-year-old, I'll bet she really knows how to [expletive]. I mean, that's what she's trying to say, right, by dancing like this? Here's 공민지 from the group 2ne1. If that video from the SBS site doesn't play, her routine starts around 2:45 in the clip below:
It's from an episode over the summer of "김정은의 초콜릿." Each of the four members did a tribute to a performer they admire, and Minzy chose Justin Timberlake.