LEGO Friends Horse Training and Trailer 41441 Building Toy; With LEGO Friends Stephanie and Emma (148 Pieces) - Walmart.com
Amazon.com: LEGO Friends Mia's Horse Trailer 41371 Building Kit with Mia and Emma Mini Dolls Includes Toy Truck, Horse, and Rabbit for Creative Play (216 Pieces) : Everything Else
LEGO Friends 41125 - Horse Vet Trailer - Building Instructions - YouTube