User blog comment:Disneygirl94/Phineas and Isabella's daughter. And Ferb and Emily's son./@comment-1608259-20091001003155

i did, it just said sister in law and i was all like "WHAT NOW?" and then im like "my last name's not fletcher!" and then i was like "ill ask disneygirl" and you didn't help me understand why i have a sister in law if im not married to ferb yet