'Glee' cast heads to the disco in two new previews | EW.com

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'Glee' cast heads to the disco in two new previews

Pull out your shiniest bell bottoms and best dance moves, because the Glee cast is headed to the disco.

The series just released two previews for its April 17 episode, Saturday Night Glee-ver, featuring renditions of 1970s classics including the Bee Gees’ “You Should Be Dancing” and The Trammps’ “Disco Inferno.” Watch below and listen to more tracks from the episode here.

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