User blog comment:Mobo85/Hot off the Presses: "Across the Second Dimension" Debuts August 5/@comment-3347644-20110609132226/@comment-3212462-20110609133350

I assume by "exact opposite" they mean that the alternate Phineas and Ferb are very grounded and 'down to earth' because of the strict laws laid down by alternate Doofenshmirtz.