Starlight Stables: Gymkhana Hijinks (Book 2‪)‬

Horse-mad friends Poppy, Milly and Katie are overjoyed to be back at Starlight Stables and spending every second with their new ponies – riding, training and having fun while preparing for their first big Pony club competition. But when a rival competitor arrives one day to train with them, trouble seems to seek the girls out at every turn. Is it just coincidence? Or is someone trying to sabotage the three friends' chances of winning? Can Poppy, Milly and Katie expose their rival's risky antics in time at save their chances at the gymkhana?
An exciting and enjoyable Australian series about the friendship and adventure of three house-crazy girls.