Phineas of the Rings(series)

Phineas of the Rings(originaly named Excaliferb in 2001) is a film series by Ferb Line Cinema. By 2012, it was also made by Phineas Bros. Pictures and renamed The Ferbit.

As Excaliferb
Excaliferb: The Fellowship of the Platypus(2001)

As Phineas of the Rings
Phineas of the Rings: The Two Inventions(2002)

Phineas of the Rings: The Return of the Platypus(2003)

As the Ferbit
The Ferbit: An Unexpected Invention(2012)

The Ferbit: Busted and Back Again(2013)