You Ain't Seen Nothin' (HSMTMTS | Disney+) July 9, 2021 by Soungle Sounds DisneyMusicVEVOFri, July 9, 2021 4:00pmURL:Embed:When they go low, we go high! Watch the cast perform “You Ain’t Seen Nothin'” in the official music video from High School Musical: The Musical: The Series!