User blog comment:Poptropica411/Big Fear for Phineas and Ferb???/@comment-2240628-20100824105820/@comment-1647442-20100825054538

Ah, but the movie was intended as a series finale, and could you even picture it going on longer? Yet they are now having a spinoff... So if it DOES serve as a series finale (AtSD) then we can probably expect a spinoff ;)