With sectionals fast approaching, Rachel reveals to Finn that Quinn's baby is not his but Puck's!
Finn therefore attacks Puck and leaves the glee club.
Since Will can't take the kids to sectionals, Emma volunteers and pushes the wedding back a few hours.
When they arrive, they realize the other glee clubs have copied their set list. Will confronts Sue, only to receive ridicule.
He meets up with Finn and has a talk with him about being special. Will leaves his car keys with Finn.
Emma confronts the other glee club advisors about their cheating.
Desperate, they try to come up with a new set list. Brittany and Santana admit being spies for Sue, but they want to be here more than anything. Finn adds the last ensemble song to the new set list, though he has not forgiven Quinn or Puck.
The kids give an amazing performance overall, though their chance of winning appears slim.
Will comes home to change and catches Terri. She reveals she's seeing a therapist and asks for forgiveness. Will rejects that and leaves.
He goes to Emma's wedding only to find it empty and Emma dumped. She admits her feelings for Will and says she resigned from school.
Figgins reprimands and suspends Sue, but she vows to come back meaner than ever and more determined to take down New Direction.
Meanwhile, the club won 1st place! They are about to start rehearsing for Regionals!
Will catches Emma as she's about to leave school and kisses her.
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