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‘Glee’ Season 4: Cory Monteith Enters Rehab, Will Sit Out Season’s End
'Glee' fans well know that the series' season 4 set out to be one of change and transition, moving several characters into the New York setting while introducing a number of additional characters back in the primary setting of Lima, Ohio. Now, as the series prepares for its endgame, with no official season 5 renewal announced, 'Glee' has made a change it did not intend. Series star Cory Monteith has entered rehab for substance abuse, but how will it affect the end of the current season?