Filmmakers come to Chincoteague to film the annual Pony Penning. Paul and Maureen are thrilled--until they learn that the producers want to buy their beloved Misty. Reluctantly, they agree to sell her, but how can they fill the lonely place that Misty leaves behind? Finding an orphaned colt helps them deal with their loss, and they soon discover that little Sea Star needs them just as much as they need him. Illustrations.