After more than ten years of pony rides, barn sleepovers, and Pony Pal meetings, the Pony Pals are taking their last trail ride together. Pam, Anna, and Lulu thought they'd be Pony Pals forever, but Lulu's dad wants her to live with him in Africa and Anna and Pam are growing too big for their ponies. This may be one Pony Problem, the girls just can't solve... Don't miss the heartfelt conclusion to a heartwarming series.