The kids' costumes retail at about $600, with the adult costumes coming in at around $1,800 -- but hey, being a royal doesn't come cheap.

Former Disney characters say having “the most forgettable pretty face,” “normal features” and fitting into the costume are key to landing the coveted roles.

NEWS: Check out Ariana Grande slamming her recent eating disorder rumors! The nice thing about the "Give It Up" singer's "princess pretty" style is that it's actually wearable.