I am pretty sure that Phineas' parents either got a divorce or his dad died and his mom remarried Ferb's dad. While Ferb's parents either got a divorce or his mom died and his dad remarried Phineas' mom. Phineas and Candace Flynn and Ferb Fletcher. Phineas and Candace also are not adopted by Mr. Fletcher. So as Ferb isn't adopted by Phineas and Candace's mom.
*I am not 100% sure about this. It's just a hypothesis.
That's the way it goes. When two people marry and have already gotten children, the children are automatically stepbrothers/sisters.
Ferb's dad is on the show and Phineas' dad was never mentioned on the show so we don't know what happened to him.
Yes
There Father's Name Is Lawrence.
Grandpa Clyde Flynn and Grandma Betty Jo Flynn are Phineas and Ferb's grandparents.
Phineas is Phineas Flynn and Ferb is Ferb Fletcher.
Her full name is Isabella Garcia-Shapiro.
England and the shape of the doofenshmirtz's evil inc. building which sort of looks like Ferbs head.
Ferb is Phineas's stepbrother. Phineas's mom married Ferbs dad.
Because they are step-brothers they have different grandmothers. Phineas' is named Betty-Joe Flynn his grandpa is Clyde Flynn. Ferbs' is Winifred Flecter and his grandpa is Reginald Flecter.
Ferb is the stepbrother of candace.Phineas and candace are real siblings.
There Father's Name Is Lawrence.
Flynn
Caroline Rhea is the actress that does the voice of Phineas and Ferb's Mother.
Perry the platypus
No it is actually their inventions
dave moon
Phineas is voiced by Vincent Martella. Ferb is voiced by Thomas Sangster.
Disney Get Connected - 2008 Phineas and Ferbs DS 2-1 was released on: USA: 1 February 2009
Lawrence Fletcher is voiced by Richard O'Brien.