Ellen is shocked when her reflection crawls out of the mirror as the feisty Princess Mirror-Belle.

Ellen has two birthday parties to attend - can Princess Mirror-Belle pretend to be Ellen at one of them?

Ellen is helping her dad organise an exhibition at the arts centre based on the story of Little Red Riding Hood. However, when Mirror-Belle arrives, she is determined to recruit Ellen into helping her escape the Big Bad Wolf instead.

Ellen has nerves at ballet class, while Mirror-Belle searches the kingdom for the owner of a lost shoe.

Mirror-Belle helps Ellen selling gingerbread men, until the biscuits go missing.

Mirror-Belle's magic shoes cause chaos as Ellen's brother Luke competes at the Battle of the Bands.

Mirror-Belle helps Ellen try to win a prize for her grandparents' anniversary, but somebody is cheating.

Ellen and Katy are on a nature hunt when Mirror-Belle takes over hunting trolls!

Ellen meets her favourite author, but Mirror-Belle is frustrated that none of the books are about her.

Ellen is in the park with her dog Splodge, when Mirror-Belle appears with her naughty mirror-dog double.

Ellen can't wait to attend the muffin-making session at the leisure centre with best friend, Katy. However, when Mirror-Belle turns up with her own quest to track down an errant Hansel and Gretel, Ellen must deviate from her plans in order to rescue Katy from a Mirror-Belle-shaped mess.

Ellen and Dad have been roped into taking brattish cousin Anthony on a day out to a local castle. Aunty Pam has asked Ellen to keep an eye on Anthony, keen for them to spend some quality time together. However, when Mirror-Belle arrives and insults Anthony, Ellen must find a way to convince her little cousin that Mirror-Belle exists and it was Mirror-Belle who slighted him, not Ellen.

Mirror-Belle is determined to save her friend Snow White, but doesn't realise she's part of a stage show.

Ellen is at a theme park when Mirror-Belle wobbles her way out of the Hall of Mirrors.

Mirror-Belle comes face to face with Ellen's teacher on her first day at big school.

Ellen is in hospital, when Mirror-Belle appears, causing confusion with the doctors.

Mirror-Belle dances her way through Ellen's ballet show rehearsals.

Ellen and Mirror-Belle both have colds, and Anthony needs a friend.

Ellen needs Splodge to learn a trick, and Mirror-Belle gives Luke a fright.

Mirror-Belle is determined to make Aladdin's magic carpet fly.

Mirror-Belle finds herself in giant land as she searches for the goose's golden eggs.

Ellen wants to be the princess in a musical, but Mirror-Belle has other ideas.

It's Christmas Eve, but Mirror-Belle has never heard of Christmas or Santa.

After a bump to her head, Ellen has forgotten all about Mirror-Belle.

Mirror-Belle needs to avoid Ellen's teacher while on a school trip to the museum.