Every little girl wants to be a princess on Halloween -- and it's easy to turn a store-bought costume into a royal masterpiece.

Hollywood makeup artist Carla Chao Brenholtz has worked on films including "The Curious Case of Benjamin Button," "Pirates of the Caribbean," and "Monster's Ball." Costume designer Linda Gardar has lent her talents to movies including "Factory Girl," "Ray," and "Interview with the Vampire." Having worked together on Disney Channel's "Imagination Movers" series, they know what children want in a costume. They also understand that busy moms don't have time to create a costume from scratch.

Here are their simple steps to embellish a store-bought costume to turn your daughter into a beautiful princess.

Princess Costume Tips from the Pros