The 16-city tour features Lea Michele (Rachel), Cory Monteith (Finn), Amber Riley (Mercedes), Colfer (Kurt), Kevin McHale (Artie), Jenna Ushkowitz (Tina), Mark Salling (Puck), Dianna Agron (Quinn), Naya Rivera (Santana), Heather Morris (Brittany), Harry Shum, Jr. (Mike), Chord Overstreet (Sam) and Criss (Blaine).
Here, Criss goes behind-the-scenes of the choreography rehearsals for the Warbler musical numbers and compares performing on screen versus performing live at various arenas.
For more information on the US tour, click here.
To check out the behind-the-scenes action, look below: