Glee' alums Lea Michele and Dianna Agron watched costar Darren Criss perform on Broadway. Michele joked that they were her high school classmates.

From William McKinley High to the Great White Way, the 'Glee' bond runs deep! Lea Michele and Dianna Agron visited Darren ...

"Night out with my beautiful friend from high school," Michele captioned a post in reference to the hit musical-comedy series ...

Lea Michele and Dianna Agron had a mini cast reunion to support Darren Criss amid his Broadway stint in the musical Maybe ...

Lea Michele is reuniting with 'Glee' costars Dianna Agron and Darren Criss to cheer him on in his new Broadway musical 'Maybe Happy Ending.' ...

After Glee fans noticed that Amber Riley doesn't follow Dianna Agron and Darren Criss on Instagram, they speculated that it ...