I'm not sure which season you mean so heres both episode 13....
Season 1 Episode 13: Sectionals which aired on December 9th 2009
Season 2 Episode 13: Comeback which aired on February 13th 2011
Hope this helps!
The first episode of Glee is called "Pilot", as is most first episodes of new shows.
The episode is called "Sectionals" its the 13 episode of Glee's 1st season. Loakleyxx
Season 3 Episode five 'First Time'
The episode that One of Us is in on Glee is called Grilled Cheesus.
The first episode the Warblers appeared in was the episode, "Never Been Kissed" which is the sixth episode of Glee's second season.
There is an episode on Glee called 'The Quarterback' which is a tribute episode towards Finn Hudson (Cory Montieth)
The episode is called "Sectionals" its the 13 episode of Glee's 1st season. Loakleyxx
Season 3 Episode five 'First Time'
Yes there is a second episode that was shown in 2009. It was called showmance and that is when the Glee club do their first performance in front of the whole school.
Episode 3 of Glee is titled 'Acafellas'.
The episode that One of Us is in on Glee is called Grilled Cheesus.
The first episode the Warblers appeared in was the episode, "Never Been Kissed" which is the sixth episode of Glee's second season.
If you are referring to the episode of Glee that aired on Tuesday, November 15th, 2011, it was called Mash Off.
There is an episode on Glee called 'The Quarterback' which is a tribute episode towards Finn Hudson (Cory Montieth)
It was called 'Showmance'
They performed West Side Story in the 5th episode of season 3 called ''The First Time.'
theatricality
No.