Following weeks of hype, Gwyneth Paltrow guest-starred on Glee this week as Holly Holliday. She was a teacher, not a porn star, as one character initially believed.

We've already posted the latest quotes from this installment and are working hard on a detailed recap/review, both of which will be live early Wednesday morning.

Until then, we encourage readers to discuss "The Substitute" in our Glee forum and also to chime in below: What did you think?

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.