So I recalled my friend verbally rolling her eyes at what seems to be Kids Central's weak attempt at a Singaporean High School Musical - Schoolhouse Rockz. Complete with the kawaiix/cool dudz zZz at the end to replace the now boring S.As expected of Mediacorp, a search for "kids central" "schoolhouse rock" (yeah I searched without the Z at first) turned up fack all, and I had …