Celtic Dot Juniors T-Shirt Black Disney Infinity Figure - Phineas. Phineas Flynn lives in Danville California. He has a nosey older sister Candace and a soft-spoken step-brother Ferb. Phineas and Ferb also have a pet Playtpus named Perry. Phineas is an unusually creative genius with a great thirst for adventure. Together with Ferb Phineas finds himself taking many adventures throughout the summer.