Olly Brown, God of Hamsters

Olly Brown never gets to take home the Year 6 class hamster becausehis overprotective dad has some weird hang-up about how much responsibilitypets are. But then the hamster shows up in Olly's house- and it can communicate with him! There's a whole civilizationof super-advanced, intelligent hamsters who seem to be worshippingOlly as a god?