User blog comment:Poptropica411/Phineas plus Isabella equals Phineas and Ferb: Across the Second Dimension in Fabulous 2D?/@comment-3347644-20110217143549

I think it's nice that Season Three kicks off with Phineas' Big Idea attributed to Isabella's best interest. Again: it's barely a monumental event, as it's occurred plenty before, but (hopefully) a taste of what's to come this year. :)