On the Billboard Hot , "Baby, It's Cold Outside" peaked at number fifty-seven and the non-album episode single "Welcome Christmas" peaked at number fifty-nine. The song " O Holy Night ", which is included on the album but was not featured in the episode, was later performed in the Glee fourth season episode " Swan Song ", again by Lea Michele Rachel Berry. Retrieved December 7, Archived from the original on May 28, Archived from the original on July 10,
nest...