Watch the 'Glee' "A Katy or a Gaga" episode first look sneak peek video, plus check out song spoilers for the new episode featuring Demi Lovato and Adam Lambert. Glee is back this week with a new episode full of great music--plus Adam Lambert and Demi Lovato!
Watch the sneak peek video for Glee's "A Katy or a Gaga" episode, where the glee clubbers split into two groups and it's Katy vs. Gaga.
The twist? The Gaga fans have to sing Katy Perry songs...and vice versa.
In the sneak peek video, Chris Colfer talks about the addition of Adam Lambert, who shows up to audition for Kurt's band.
He's an over-the-top presence and that's sure to bring plenty of interesting scenes between Kurt and Adam.
Check out "Marry the Night" by Lady Gaga (Starchild)
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