Die fantastische Welt von Gumball

3. Staffel, Folge 21: Principal Brown gives Gumball and Darwin the ancient school hamster, Chris Morris, to look after for the weekend. However they accidentally leave it at school, and take home a clump of Principal Brown's hair instead. Surprisingly they discover it makes an excellent pet! When they realise they have left the real Chris Morris at school, they have to race to find him before their error is discovered.