Phineas and Ferb · S04E19
Happy Birthday, Isabella
2013-07-12 · 11 min · 4.5 (1) · TMDB
Phineas and the gang celebrate Isabella's birthday in a big way, but all she really wants is some quiet time with Phineas. Meanwhile, Doofenshmirtz has installed his Bugs Me-Inator onto an evil bug bus and is driving around Danville turning all the things that bug him literally into bugs.