The actress Lea Michele we learned via a message posted on Twitter she was beginning to record covers of songs Britney for the episode in his honor.
Here is his message :
In the recording studio to record songs for the second special episode Britney !
#GleeDoesBritneyAgain :)
We do not yet know what song she recorded.
Hâte de voir cette épisode.. Peu importe les musiques chantées, elles seront toutes biens, c’est du Britney