After the longest summer vacation in modern history, the beloved series will end on June 12, 2015 after 126 episodes.

Fans will enjoy a 73 hour send off of marathon fun followed by the series finale.

Fear not! This is not the last we will see of the Phineas and Ferb cast! Agent P (AKA Perry the platypus) will be featured in “The O.W.C.A. Files” coming this fall.

The series finishes its run after winning 3 Emmy Awards and the hearts of Saturday cartoon lovers of all ages.

Goodbye Phineas and Ferb. You did not waste a single second of summer vacation.