Elementary, My Dear Stacy
(Phineas and Ferb - Season 2, Episode 6)
Directed by: Robert Hughes
Screenplay by: Michael Ryan
Cast: Vincent Martella
Release Date: February 28, 2009
In "Elementary, My Dear Stacy", Stacy accompanies the family on a trip to London, where she and Candace try again to bust the latter's brothers, in the style of Sherlock Holmes.