Children's animated feature based on the line of toys by Lego and set in the fictional Heartlake City. When their song is stolen by the manager of a successful pop star, friends Mia (voice of Marianne Miller), Stephanie (Alexa Kahn), Andrea (Erica Mendez), Emma (Millie O'Connor) and Olivia (Rachelle Heger) go on a mission to get it back.