Steve Martin and Bonnie Hunt return as heads of the Baker family who, while on vacation, find themselves in competition with a rival family of eight children, headed by Eugene Levy,
I Wish — Stevie Wonder
graduation song when all the baker arrives
Graduation Day Song — Joseph L. Altruda
Mexicali Mondays — Christopher Lightbody, Robert Steinmiller
What If — Gina Rene
Plays during ending credits.
Martini Lounge (As Heard In Cheaper By the Dozen 2) — David Sparkman
Drinks On The House (as heard in Cheaper By The Dozen 2) — Daniel May
Big Sky Lullaby (As Heard In Cheaper By the Dozen 2) — Daniel May
Someday — Sugar Ray
when charlie watch someone diving and watch a tattoo of a butterfly and fall in the water
Express Yourself — Jason Mraz
Tom tries to fix the lake house.
Will The Circle Be Unbroken — Ada R. Habershon, Charles Gabriel
Why Can't We Be Friends — War
Die Walküre — Richard Wagner & Hallé & Sir Mark Elder
Theme (From "Jaws") — London Symphony Orchestra & John Williams
Under Pressure — Queen & David Bowie
Holiday — Madonna
Played over the end credits
Sunday Morning (Live Acoustic Version) — Maroon 5
Bridal Chorus — Richard Wagner & Robert Shaw & Renato Cellini