Your essay needs a central argument. Instead of just describing the video, try a specific claim :
Keep it authentic and insightful. As Khan Academy suggests, even simple topics can be powerful if you showcase a unique perspective. 21_Just_wanna_waveya_1080p.mp4
How does the "wave" or movement reflect the music? Your essay needs a central argument
Writing a strong college admissions essay (video) - Khan Academy 21_Just_wanna_waveya_1080p.mp4