In episode 2.
At 26 minutes .
Glee sang Summer Nights in season 3 episode Yes/No. It was in the newest episode just last week.
Britney/Brittany, aka the Britney Spears episode (season 2, episode 2)
There is no episode on Glee that is named "You Do". However, there is an episode on Glee that is "I Do". S04E14
They performed West Side Story in the 5th episode of season 3 called ''The First Time.'
In episode 11 of season 1, called Hairography, the Glee club from the Deaf School visited McKinley High School and the two Glee clubs performed together, singing Imagine, by John Lennon.
The whole glee club sings Push It in season 1 episode 2, Showmance.
Glee sang Summer Nights in season 3 episode Yes/No. It was in the newest episode just last week.
Britney/Brittany, aka the Britney Spears episode (season 2, episode 2)
There is no episode on Glee that is named "You Do". However, there is an episode on Glee that is "I Do". S04E14
They performed West Side Story in the 5th episode of season 3 called ''The First Time.'
In episode 11 of season 1, called Hairography, the Glee club from the Deaf School visited McKinley High School and the two Glee clubs performed together, singing Imagine, by John Lennon.
There is no episode of Glee where Rachel dies.
A Glee "ENCORE" episode generally means it is a repeated episode (being replayed due to popularity)
The Glee tribute episode is not actually a tribute to anyone.
I think it's the episode called Vitamin D (episode 6) in which mash-ups of two songs are performed by the two teams in Glee club (Girls vs. Boys). The girls performs a mash-up of Halo and Walking on Sunshine.
Episode 3 of Glee is titled 'Acafellas'.
Glee season 2 episode 16- Original Song