yes they did do the theme song.
Bowling for Soup does most of the Phineas and Ferb Songs.
The BEST band ever: Bowling For Soup
no that song was made recently and the song would be on a Phineas and ferb soundtrack CD
Jaret Reddick from bowling for soup
No its bowling for soup
Well, I know it is by Bowling for Soup on the Phineas and Ferb Soundtrack. I beileve it is called Gotta make Summer Last or 104 days
http://en.wikipedia.org/wiki/Bowling_for_Soup
Um, 'have' Bowling For Soup been in an episode of Phineas and Ferb? If so, then yes, yes they have. Not only do they do the theme song, but they have also done the last two songs Love Handle sung as a band in 'Dude, We're Getting the Band Back Together'.
Because it was written for the TV show "Phineas and Ferb". It is now the theme tune for that TV show.
Bowling for Soup have written the theme tune for "Phineas and Ferb" and their cover of I Ran (So Far Away) was used as the theme tune for the anime show "Knights of the Zodiac"
One thing, its called Today Is Gonna Be A Great Day. Its by Bowling For Soup
The name of da song is: Today Is Going To Be A Great Day by Bowling For Soup.