Mercedes performs on Glee. "What the World Needs Now" is the sixth episode of the show's sixth season.
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Mercedes is back on Glee! She tries to help Santana with a record deal in this scene.
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Mercedes performs on the latest Glee. "Bash" is the 15th episode of the show's fifth season.
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Rachel and Mercedes are back at William McKinley. Isn't it nice to see them?
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Sing it, Mercedes. She is one of many returning characters on Glee's 100th installment.
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Mercedes is back! She returns home for the 100th episode of Glee.
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The cast of Glee pays tribute to Cory Montieth in this scene. They are singing a song from Rent.
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Mercedes makes her return to McKinley High on Glee. "Wonder-ful" is the 21st episode of the show's fourth season.
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Glee Quotes

I'm gonna miss all of you. I love you guys.

Puck

[to Rachel] They say you have to lose everything before you can really find yourself.

Rachel's dad