Welcome to Sunnyside Stables & the pony holiday of your dreams! Written in diary form each book follows a different girls adventures at Pony Camp as she gets her very own pony to look after makes new friends & tackles tough challenges! Millie & her pony Tally have been a team for years so shes heartbroken when she gets too big for him. Now Tally must join the other Pony Camp ponies & Millie has to try out new pony Magic. But Millie is determined to keep Tally & comes up with a risky plan. Will Millie land herself in big trouble?