It's a mystery! When 5-year-old Rosalie stops by to show Lulu her brand-new pet, the hamster makes a run for it. Lulu is sure it's somewhere in her house. But if her grandmother finds it before the girls do there's going to be BIG trouble...and poor Rosalie will have to give up the only pet she's ever had. Never fear! There's no mystery too big (or small) for three best friends and their ponies to solve. Lulu's pony, Snow White can sniff out a hamster in a second. But how can the pony help if the hamster is indoors? Snow White may have to go where no pony has gone before.

For sale or swap. Eye-catching brown pony. Fully educated. Royal quality. Consider swap for beginner's mount. Shelby is convinced her reliable but ugly pony, Blue, is holding her back at Pony Club. If only she had a beautiful horse, everyone would see what a great rider she is. But how can Shelby buy a new horse when her parents can't even afford to pay her Pony Club fees? When she sees an ad for an eye-catching brown pony for sale or swap, Shelby thinks she's found the answer to all her problems. Maxshine Celtic Copper - otherwise known as Brat - seems perfect. But swapping a pony who's your best friend for a highly strung horse whose beautiful brown coat washes out with shampoo turns out to be a really bad idea. The race is on for Shelby and her friends to catch a horse thief, find her beloved Blue and return Brat to her rightful owners.

Something spooky is going on at Penelope's house. Is someone playing tricks or is there really a ghost in the house?