ACT I
Oh, the Thinks You Can Think!
Cat in the Hat, Boy, Horton, Mayor, Gertrude, Mayzie, Sour Kangaroo, Schmitz, Ensemble
Horton Hears a Who
Horton, Bird Girls, Citizens of the Jungle
Biggest Blame Fool
Sour Kangaroo, Horton, Wickershams, Bird Girls, Cat, Gertrude, Mayzie, Citizens of the Jungle, Boy
Here On Who
Mayor, Whos, Horton
It's Possible
Jojo, Cat, Fish
How to Raise a Child
Mayor, Cat
The Military
Schmitz, Cadets
Alone in the Universe
Horton, Jojo
The One Feather Tail of Miss Gertrude McFuzz
Gertrude, Cat
Amayzing Mayzie
Mayzie, Gertrude, Bird Girls
Amayzing Gertrude
Gertrude, Bird Girls, Cat
Chasing the Whos
Sour Kangaroo, Bird Girls, Wickershams, Cat, Horton, Whos, Citizens of Jungle
How Lucky You Are (Mayzie's Reprise)
Mayzie
Horton Sits On The Egg/ Act 1 Finale
Horton, Gertrude, Cat, Jojo, Whos, Bird Girls, Ensemble
ACT II
Egg, Nest, & Tree
Sour Kangaroo, Bird Girls, Wickersham, Ensemble
The Circus McGurkus
Cat, Circus Performers
The Circus on Tour
Horton, Cat, Circus Performers
Mayzie in Palm Beach
Mayzie, Cat
Solla Sollew
Horton, Circus Performers, Jojo, Mayor
Butter Battle
Schmitz, Cadets, Jojo
A Message From the Front
Cadets, Schmitz, Mayor