Lea Michele (Rachel) doesn't enter the episode until close to the end when she has a short monologue. She cries through her words, talking about the amazing person that character Finn Hudson was and how much she loved him. As she cries, the camera pans to other cast members holding each other and crying along with her. Soon, character Rachel begins to sing the song "Make You Feel My Love."
Now have a look at more coverage of Glee's tribute to Cory Monteith: