Rachel and her mother unique on the Glee episode "I Am Unicorn" and, as seen here, they take on the Broadway classic "Somewhere." View now.
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Chris Colfer, as Kurt Hummel of course, belts out a Broadway classic on the episode "I Am Unicorn." Listen to "I'm the Greatest Star" now!
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It's the return of Shelby! Check out the official Glee promo for "I Am Unicorn" now.
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Glee Season 3 Episode 2 Quotes

A unicorn is someone who knows he's popular, but isn't afraid to show it.

Brittany

Out of all the kids in this school, I think you are the biggest unicorn.

Brittany