Phineas And Ferb - Season 4

Phineas Flynn (Vincent Martella) and Ferb Fletcher (Thomas Sangster) are two brothers. Both are good-hearted and smart boy, they live with her sister Candace Gertrude Flynn (Ashley Tisdale). Phineas and Candace's mother is Linda Flynn-Fletcher's (Caroline Rhea) and their father is Ferb Fletcher Lawrence ( Richard O'Brien). Phineas and Ferb bring up a platypus named Perry.