How will Glee follow up what we considered to be one of the best episodes of the season?
With the following storylines, all of which are teased on the official preview below for "Comeback."
- The return of Emma.
- The possibility of Sue Sylvester joining New Directions.
- Sam making like Justin Bieber.
Will a rendition of one of this 16-year old's singles be enough to win Quinn over? Sam sure hopes so. Watch and see what we mean...
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