With the McKinley production of Grease approaching, Will Schuester (Matthew Morrison) names Finn Hudson (Cory Monteith) as interim director of New Directions during his sabbatical in Washington, D.C. Cheerleading coach Sue Sylvester (Jane Lynch) opposes, citing Finn's age and lack of qualifications, but Principal Figgins (Iqbal Theba) agrees, which angers Sue.
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However, Sue's plan backfires when Finn enlists Glee club graduate Santana Lopez (Naya Rivera) to replace Wade, despite Tina Cohen-Chang (Jenna Ushkowitz) being willing to step in.