He-Man sings 'What's Up?' (HEYYEYAA) in this glorious example of everything that's both right and wrong with the internet. "What's Up?" is a song by American rock group 4 Non Blondes from their debut album, "What's Up?" (edit) – ; "What's Up?" (remix) – ; "Train" – 3 . featuring He-Man from Masters of the Universe singing their own cover of the song . certifications. albuquerquesouthwest-realestate.com Archived May 11, , at the Wayback Machine.