Phineas and Ferb Season 3 Episode 30
Season 3
Episode: 30
Air Date: 2012-01-15
During medieval times, Phineas and Ferb (or, Ferb-a-lot) set off on an epic quest to find the legendary sword, Excaliferb, so they can defeat the evil sorcerer, Millifishmirtz.
Episode Title: Excaliferb!