Act Your Age (S04E47)
S04E47
A decade has passed since the last adventure, and Phineas faces the big decision of choosing a university. Just as he learns that Isabella has harbored feelings for him all these years, he realizes he must find her before she heads off to college and confess his own feelings. At the same time, Doofenshmirtz is grappling with a mid-life crisis, adding to the chaos of this pivotal moment in their lives.
Show
Snapped: Killer Couples
Episode
S04E47
Air Date
Feb 09, 2015
Season 4 Episodes
S04E01
For Your Ice Only
S04E02
Happy New Year!
S04E03
Fly on the Wall
S04E04
Bully Bust
S04E05
My Sweet Ride
S04E06
Der Kinderlumper
S04E07
Sidetracked
S04E08
Primal Perry
S04E09
Mind Share
S04E10
Backyard Hodge Podge
S04E11
Bee Day
S04E12
Bee Story
S04E13
Great Balls of Water
S04E14
Where's Pinky?
S04E15
Phineas and Ferb's Musical Cliptastic Countdown Hosted by Kelly Osbourne
S04E16
Knot My Problem
S04E17
Just Desserts
S04E18
La Candace-Cabra
S04E19
Happy Birthday, Isabella
S04E20
Love at First Byte
S04E21
One Good Turn
S04E22
Phineas and Ferb: Mission Marvel
S04E23
Thanks But No Thanks
S04E24
Troy Story
S04E25
Druselsteinoween
S04E26
Terrifying Tri-State Trilogy of Terror
S04E27
Face Your Fear
S04E28
Cheers for Fears
S04E29
Steampunx
S04E30
Just Our Luck
S04E31
Return Policy
S04E32
Live and Let Drive
S04E33
Phineas and Ferb Save Summer
S04E34
Father's Day
S04E35
Imperfect Storm
S04E36
The Return of the Rogue Rabbit
S04E37
It's No Picnic
S04E38
The Klimpaloon Ultimatum
S04E39
Operation Crumb Cake
S04E40
Mandace
S04E41
Phineas and Ferb: Star Wars
S04E42
Lost in Danville
S04E43
The Inator Method
S04E44
Night of the Living Pharmacists
S04E45
Tales from the Resistance: Back to the 2nd Dimension
S04E46
Doof 101
S04E47
Act Your Age
S04E48
Last Day of Summer