Lea Michele Sings 'Let It Go' in New 'Glee' Promo

Rachel (Lea Michele) needs an image makeover in the "Old Dog New Tricks" episode of Glee.
Tyler Golden/FOX

You might not be ready to let Glee go, but the final season is almost here.

Lea Michele 'Louder': Track-by-Track Review

In a promo for the last season, Lea Michele sings "Let It Go." Watch it below.

Glee returns Jan. 9.