The episode, “Dance With Somebody,” will feature eight songs made famous by the pop singer, who died earlier this year.
Glee also stars Matthew Morrison, Jane Lynch, Cory Monteith, Darren Criss, Dianna Agron, Jayma Mays, Mark Salling, Jenna Ushkowitz, Heather Morris, Kevin McHale, Harry Shum Jr., and Chord Overstreet.
