Ab                      Cm7/G 
There's 104 days of summer vacation 
Bbm7/F                  Ab 
And school comes along just to end it 
Ab                      Cm7/G 
So the annual problem for our generation 
Bb                      Eb 
Is finding a good way to spend it 
 
Like maybe... 
 
Ab 
Building a rocket 
 
Or fighting a mummy 
Bb 
Or climbing up the Eiffel Tower 
 
Eb 
Discovering something that doesn't exist (Hey!) 
Ab                          Ab   G   Gb   F 
Or giving a monkey a shower 
 
F 
Surfing tidal waves 
 
Creating nanobots 
Bb                                (G chord and third tone chord as guitar solo) 
Or locating Frankenstein's brain (It's over here!) 
 
G 
Finding a dodo bird 
 
Painting a continent 
Eb 
Or driving your sister insane (Phineas!) 
 
Ab 
As you can see 
 
There's a whole lot of stuff to do 
Bb 
Before school starts this fall (Come on Perry) 
 
Ab               Gb                  F 
So stick with us 'cause Phineas and Ferb 
Bb          Eb        F (Ab on bis and end) 
Are gonna do it all! (bis) 
 
 (Mom! Phineas and Ferb are making a title sequence!) (Ab at end)