Glee - Season 4 Episode 20
When the power goes out at McKinley High, Will and Finn enlist the members of New Directions to "unplug" and perform acoustic numbers. Meanwhile, Isabelle Wright asks Kurt to volunteer at the Vogue.com charity event, with Rachel and Santana in tow.
First Air Date : 2009-05-19
Last Air date : 2015-03-20
Runtime : 57 minutes
Cast : Lea Michele, Chris Colfer, Matthew Morrison, Jane Lynch, Dot-Marie Jones, Chord Overstreet
Crew : Matthew Hodgson (Co-Producer), Ross Maxwell (Co-Producer), Jeff Dickerson (Associate Producer), Bradley Buecker (Executive Producer), Michael Hitchcock (Co-Executive Producer), Kevin Constant (Production Design)
Quality : 
Subtitles :
- Season 4 : Episode 12012-09-13
- Season 4 : Episode 22012-09-20
- Season 4 : Episode 32012-09-27
- Season 4 : Episode 42012-10-04
- Season 4 : Episode 52012-11-08
- Season 4 : Episode 62012-11-15
- Season 4 : Episode 72012-11-22
- Season 4 : Episode 82012-11-29
- Season 4 : Episode 92012-12-06
- Season 4 : Episode 102012-12-13
- Season 4 : Episode 112013-01-24
- Season 4 : Episode 122013-01-31
- Season 4 : Episode 132013-02-07
- Season 4 : Episode 142013-02-14
- Season 4 : Episode 152013-03-07
- Season 4 : Episode 162013-03-14
- Season 4 : Episode 172013-03-21
- Season 4 : Episode 182013-04-11
- Season 4 : Episode 192013-04-18
- Season 4 : Episode 202013-04-25
- Season 4 : Episode 212013-05-02
- Season 4 : Episode 222013-05-09
