Airing for four seasons between 2007 and 2015, the series concerns step-brothers Phineas Flynn and Ferb Fletcher, who spend their summer vacation concocting elaborate and sometimes dangerous schemes.

Summer is coming to an end for the two smart, resourceful animated stepbrothers who are the leads for Disney XD's "Phineas and Ferb" as the show wraps up production after 126 episodes, five one ...