The Britney Spears episode of "Glee" gave us the full "Hit Me Baby, One More Time" routine Tuesday night. And as the Post's Emily Yahr notes in her full recap of the episode, it delivered lots of Britney music, and even more of Brittany (Heather Morris) and her deadpan loopy dialogue, but not much face time from Spears.
As "The Power of Madonna" did last season, it also raised a question: is it in "Glee's" best interest to focus entire episodes around a major musical and celebrity icon?
Based...