Ever since Glee, premiered, they’ve been featuring some pretty amazing celebrities as guest stars. Most of the time they’re a singer, or affiliated with McKinley high school in some way. Many of the guest stars, including Gwyneth Paltrow have been a teacher, or substitute teacher.
With so many guest stars through the years, condensing the list to just ten is difficult. What ten are your favorites? Did they make the cut? Tell us about your favorite Glee guest stars in the comments below!