Rachel belts out a version of "Merry Christmas Darling" in this video. It's courtesy of the episode "A Very Glee Christmas."
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Kurt and Blaine team up for "Baby It's Cold Outside" in this clip from "A Very Glee Christmas." Is this adorable or what?!?
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Are you ready for a very special Glee Christmas? You will be after watching this video.
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Glee Season 2 Episode 10 Quotes

Brittany: Remember: even the smallest envelope is heavy for an elf.

Last year I left my stocking up over Christmas vacation and an entire family of mice starting living in it. Their Christmas gift to each other was rabies.

Brittany