Phineas and Ferb The show follows the adventures of stepbrothers Phineas Flynn and Ferb Fletcher, who live in the fictional town of Danville, somewhere in the Tri-State area. Their older sister, Candace Flynn, is obsessed with two things throughout the show. One is "busting" Phineas and Ferb's schemes and ideas, usually calling their mother to report the boys' activities in an attempt to get them in trouble, but is never successful because of events that transpire in another subplot. Second is that she is obsessed with a boy named Jeremy who she wants to be her boyfriend.[2] Meanwhile, the boys' pet platypus, Perry, acts as a secret agent for an all-animal government organization called the O.W.C.A. ("Organization Without a Cool Acronym"), fighting Dr. Heinz Doofenshmirtz...