The Voice and American Idol have their polished contestants and big-name judges. This scrappy talent battle, for a singing and acting gig on Glee, scores for its big heart and gut-punching goodbyes. Even though Bieber-haired heartthrob Blake Jenner won, Ali Stroker, a paraplegic for real, more than challenged with her mean take on “Popular” from Wicked. (Oxygen) —John Griffiths