Mercedes and Santana teamed up for "The Boy is Mine" on the 5/11/10 episode of Glee. Listen to this audio version of the single and, simply put, enjoy.
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Take it away, Mercedes! In this clip from Glee, the character busts into a version of Jazmine Sullivan's "Bust Your Windows."
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Glee Quotes

Artie: I thought I was over someone, but I still think I have feelings for them.
Brittany: The Clintons?

I had it all planned out. I was gonna make it big on Broadway and maybe make a Woody Allen movie. And then when we were ready, I would just, come back and he'd be teaching here and I'd walk through those doors and I would just say 'I'm home' and then we would live happily ever after.

Rachel