ACT I
Oh, the Thinks You Can Think!
Cat in the Hat, Boy, Horton, Mr. Mayor, Mrs. 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
Mr. Mayor, Mrs. Mayor, Whos, Grinch, Horton
It's Possible
Jojo, Cat, Fish
How to Raise a Child
Mrs. Mayor, Mr. Mayor
The Military
Schmitz, Cadets, Cat
Alone in the Universe
Horton, Jojo
The One Feather Tail of Miss Gertrude McFuzz
Gertrude, Cat
Amayzing Mayzie
Mayzie, Gertrude, Bird Girls, Guitarists
Amayzing Gertrude
Gertrude, Bird Girls, Cat
Monkey Around
Wickershams
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
