AUDIO: Lea Michele Sings Katy Perry's 'Firework' on GLEE

The "Silly Love Songs" episode of GLEE airs Tuesday, Feb. 8 (8:00-9:00 PM ET/PT) on FOX. In the February 8 return of GLEE, Jenna Ushkowitz will take a stab at 'My Funny Valentine' from Babes in Arms.

The episode will also include a Lea Michele rendition of Katy Perry's "Firework." Mark Salling will sing "Fat Bottomed Girls" and Kevin McHale will sing "Pretty Young Thing." Darren Criss and the Warblers will chime in with "When I Get You Alone" and "Silly Love Songs."

Here, Lea Michele sings Katy Perry's hit song 'Firework'. Will Rachel light up the sky this week? Listen below!