Sarahrocka318 · 1 decade ago
they r step bros
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randomchic · 1 decade ago
ferb is his step bro
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MissyLizzie · 1 decade ago
I am so oblivious to this fact. I should have really picked up Ferbs accent! Duh!
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msjitterbug98 · 1 decade ago
:0
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BananaBean · 1 decade ago
haha cool! thanks so much! ciao bella ;)
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xoxoyousmileexoxo · 1 decade ago
they have different dads. candae and phineas have the same dad. and ferb and mr. fletcher are from britain.
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Sarah* · 1 decade ago
they adopted feb. it said it in a epiosoid

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iHeartBlue2016 · 1 decade ago
It's cause Ferb is Phineas's step-brother.
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