When the series first premiered, Glee fans had noted a strong physical resemblance between Menzel and Lea Michele who portrays the character Rachel Berry.

Lea: I'm excited for them to see some storylines that I think true Glee fans have been dying for.

The 17 tracks selected for the album were considered amongst the series' most popular, with Columbia and Fox aiming to attract casual buyers as well as Glee fans.

Farley appreciated the "emotional backstory" given to the album by the television series, writing that it would "evoke fond memories of favorite episodes" for Glee fans.

The idea for Brittany's "Fondue for Two" segments in the episode came from a Glee fan.

Glee fans had previously lobbied for Menzel to be cast as Rachel's biological mother.

"Glee" fans have been through a whirlwind of emotions, with several dramatic announcements about the show's future.

To the delight and surprise of many Glee fans, he spoke on the show.

The Kurt-Blaine relationship, sometimes referred to by the portmanteau "Klaine" by Glee fans and the media, developed slowly.

Upon hearing those harsh words against their idol, hardcore "Glee" fans pounced on Hyland, sending a deluge of mean tweets her direction.