User blog comment:Poptropica411/Phineas plus Isabella equals Phineas and Ferb: Across the Second Dimension in Fabulous 2D?/@comment-3329115-20110213211355/@comment-1478533-20110321221948

Alright, thank you for arguing against me what was exactly my point. My point is that due to this, it is most likely that Phineas is older.