Artie, Puck and Mercedes have a good reason to be upset. They've been left out of the yearbook.
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Rachel must be in cloud nine right now. She's seen here dancing with Finn.
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Why are Kurt and Quinn so peeved in this picture? Because they have been left out of the yearbook.
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The glee club has gone to the mattress. They film a local commercial in this scene from the show.
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Rachel leads the way as the club films a local commercial during the Glee episode "Mattress."
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The glee club performs an interesting routine in this scene. It's from the episode "Once Upon A Mattress."
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Glee Season 1 Episode 12 Quotes

While they were in there, I told them to go ahead and yank out those tear ducts. Wasn't using them.

Sue

The wedding was gonna be in Hawaii but they told me I couldn't bring my own fruit.

Emma