It's Christmas on Glee. This is a photo from the 2013 holiday special.
Rachel, Kurt, and Santana take a job as singing in a department store window.
Kurt and Rachel work at the mall with Santa on Glee. "Previously Unaired Christmas" is the eighth episode of the show's fifth season.

Glee Season 5 Episode 8 Quotes

Kurt: Are we all set in there?
Santana: If by all set do you mean did I light the candy cane scented candles on the toilet, then yes, we're all set.

So, uh, you got any tricks in that bag, Santa?


Glee Season 5 Episode 8 Music

  Song Artist
Glee cast here comes santa claus down santa claus lane Here Comes Santa Claus (Down Santa Claus Lane) Glee Cast iTunes
Glee cast rockin around the christmas tree Rockin Around The Christmas Tree Glee Cast iTunes
Glee cast marys little boy child Mary's Little Boy Child Glee Cast iTunes