In the park scene, although the actresses are in light clothes, the rest of the crew was wearing winter gear because of the cold autumn weather in Vancouver. In between takes, the actresses would cover themselves up in order to not catch a cold.
The story about the princess and ballerina dolls that Young Irina (Olivia Knowles) tells at the park is actually a real event that happened to Writer/Director Andrea Medina. She still has in her possession the princess doll.
Young Irina (Olivia Knowles) was going to appear in the bathroom scene but because of scheduling conflicts she had to be written out of it.