Premieres: Tonight (Wednesday)at 9 p.m. (ET) on Fox and GlobalStars: Matthew Morrison, Jane Lynch, Lea Michele, Cory Monteith, Chris Coffer, Dianna Agron, Jessyln GilsigPremise: An idealistic teacher (Morrison) signs up a misfit band of high school singers in an attempt to repeat the glee club glory of his own youth. Against him is the highly