Of course they are extremely cute and adorable and we all love them. Ah! Yes, we are talking about the pets of some of our most favorite celebrities. Zac Efron, the Disney star who rose to fame with High School Musicals, is a pet lover. He lives with a Siamese cat named Simon and 2 Australian Sheperds named Puppy and Dreame. Hayden Panettiere dos is really cute and the two spends a lot of quality time with each other.