Mr. Schuester teaches the glee club a valuable lesson about self-acceptance and embracing what makes you unique. Meanwhile, Lauren and Quinn go toe-to-toe for the prom queen crown, Ms. Pillsbury confronts her obsessive issues, Rachel struggles with a life-altering decision and Santana has something up her sleeve that could permanently alter the glee club dynamic.

When the entertainment for prom falls through, Principal Figgins asks New Directions to perform at the dance - much to prom coordinator Sue's dismay. Things get heated as the competition for prom king and queen draws closer.