02 Oh, The Thinks You Can Think!03 Horton Hears A Who04 Biggest Blame Fool05 Biggest Blame Fool Playoff Gertrude McFuzz06 Here On Who07 Meet JoJo The Who08 How To Raise A Child09 Oh, The Things You Can Think (Reprise)10 It’s Possible (Pt. 1)11 It’s Possible (Pt. 2)12 Alone in the Universe13 The One Feather Tail of Ms. Gertrude McFuzz Amazing Mayzie14 Amazing Gertrude (Pt.1)15 Amazing Gertrude (Pt.2)16 Monkey Around Chasing the Whos17 Notice Me, Horton18 How Lucky Are You19 Mayzie’s Exit Horton Sits on the Egg Dilemma Hunters20 Egg, Nest and Tree21 Sold Mayzie in Palm Beach22 Mayzie at the Circus23 Amayzing Horton24 Alone in the Universe (Reprise)25 Solla Sollew26 Gertrude Espionage (Pt.1) 27 Gertrude Espionage (Pt. 2) 28 All For You29 The Whos Return The People vs Horton the Elephant (Pt.1)30 The People vs Horton the Elephant (Pt.2)31 Yopp!32 Alone in the Universe (Reprise)33 Oh, The Things You Can Think! (Finale)